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Help on package ctypes: NAME ctypes - create and manipulate C data types in Python MODULE REFERENCE https://docs.python.org/3.10/library/ctypes.html The following documentation is automatically generated from the Python source files. It may be incomplete, incorrect or include features that are considered implementation detail and may vary between Python implementations. When in doubt, consult the module reference at the location listed above. PACKAGE CONTENTS _aix _endian util wintypes CLASSES _ctypes._SimpleCData(_ctypes._CData) c_bool c_byte c_char c_char_p c_double c_float c_int c_long c_longdouble c_short c_ubyte c_uint c_ulong c_ushort c_void_p c_wchar c_wchar_p py_object builtins.Exception(builtins.BaseException) ArgumentError builtins.object CDLL PyDLL LibraryLoader class ArgumentError(builtins.Exception) | Method resolution order: | ArgumentError | builtins.Exception | builtins.BaseException | builtins.object | | Data descriptors defined here: | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from builtins.Exception: | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | ---------------------------------------------------------------------- | Static methods inherited from builtins.Exception: | | __new__(*args, **kwargs) from builtins.type | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Methods inherited from builtins.BaseException: | | __delattr__(self, name, /) | Implement delattr(self, name). | | __getattribute__(self, name, /) | Return getattr(self, name). | | __reduce__(...) | Helper for pickle. | | __repr__(self, /) | Return repr(self). | | __setattr__(self, name, value, /) | Implement setattr(self, name, value). | | __setstate__(...) | | __str__(self, /) | Return str(self). | | with_traceback(...) | Exception.with_traceback(tb) -- | set self.__traceback__ to tb and return self. | | ---------------------------------------------------------------------- | Data descriptors inherited from builtins.BaseException: | | __cause__ | exception cause | | __context__ | exception context | | __dict__ | | __suppress_context__ | | __traceback__ | | args class CDLL(builtins.object) | CDLL(name, mode=0, handle=None, use_errno=False, use_last_error=False, winmode=None) | | An instance of this class represents a loaded dll/shared | library, exporting functions using the standard C calling | convention (named 'cdecl' on Windows). | | The exported functions can be accessed as attributes, or by | indexing with the function name. Examples: | | <obj>.qsort -> callable object | <obj>['qsort'] -> callable object | | Calling the functions releases the Python GIL during the call and | reacquires it afterwards. | | Methods defined here: | | __getattr__(self, name) | | __getitem__(self, name_or_ordinal) | | __init__(self, name, mode=0, handle=None, use_errno=False, use_last_error=False, winmode=None) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self) | Return repr(self). | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) class LibraryLoader(builtins.object) | LibraryLoader(dlltype) | | Methods defined here: | | LoadLibrary(self, name) | | __getattr__(self, name) | | __getitem__(self, name) | | __init__(self, dlltype) | Initialize self. See help(type(self)) for accurate signature. | | ---------------------------------------------------------------------- | Class methods defined here: | | __class_getitem__ = GenericAlias(...) from builtins.type | Represent a PEP 585 generic type | | E.g. for t = list[int], t.__origin__ is list and t.__args__ is (int,). | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) class PyDLL(CDLL) | PyDLL(name, mode=0, handle=None, use_errno=False, use_last_error=False, winmode=None) | | This class represents the Python library itself. It allows | accessing Python API functions. The GIL is not released, and | Python exceptions are handled correctly. | | Method resolution order: | PyDLL | CDLL | builtins.object | | Methods inherited from CDLL: | | __getattr__(self, name) | | __getitem__(self, name_or_ordinal) | | __init__(self, name, mode=0, handle=None, use_errno=False, use_last_error=False, winmode=None) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self) | Return repr(self). | | ---------------------------------------------------------------------- | Data descriptors inherited from CDLL: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) class c_bool(_ctypes._SimpleCData) | Method resolution order: | c_bool | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_byte(_ctypes._SimpleCData) | Method resolution order: | c_byte | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_byte'> | | __ctype_le__ = <class 'ctypes.c_byte'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_char(_ctypes._SimpleCData) | Method resolution order: | c_char | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_char'> | | __ctype_le__ = <class 'ctypes.c_char'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_char_p(_ctypes._SimpleCData) | Method resolution order: | c_char_p | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Methods defined here: | | __repr__(self) | Return repr(self). | | ---------------------------------------------------------------------- | Class methods defined here: | | from_param(...) from _ctypes.PyCSimpleType | Convert a Python object into a function call parameter. | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_double(_ctypes._SimpleCData) | Method resolution order: | c_double | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_double'> | | __ctype_le__ = <class 'ctypes.c_double'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_float(_ctypes._SimpleCData) | Method resolution order: | c_float | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_float'> | | __ctype_le__ = <class 'ctypes.c_float'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_int(_ctypes._SimpleCData) | Method resolution order: | c_int | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_int'> | | __ctype_le__ = <class 'ctypes.c_int'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_int16 = class c_short(_ctypes._SimpleCData) | Method resolution order: | c_short | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_short'> | | __ctype_le__ = <class 'ctypes.c_short'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_int32 = class c_int(_ctypes._SimpleCData) | Method resolution order: | c_int | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_int'> | | __ctype_le__ = <class 'ctypes.c_int'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_int64 = class c_long(_ctypes._SimpleCData) | Method resolution order: | c_long | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_long'> | | __ctype_le__ = <class 'ctypes.c_long'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_int8 = class c_byte(_ctypes._SimpleCData) | Method resolution order: | c_byte | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_byte'> | | __ctype_le__ = <class 'ctypes.c_byte'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_long(_ctypes._SimpleCData) | Method resolution order: | c_long | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_long'> | | __ctype_le__ = <class 'ctypes.c_long'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_longdouble(_ctypes._SimpleCData) | Method resolution order: | c_longdouble | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_longlong = class c_long(_ctypes._SimpleCData) | Method resolution order: | c_long | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_long'> | | __ctype_le__ = <class 'ctypes.c_long'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_short(_ctypes._SimpleCData) | Method resolution order: | c_short | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_short'> | | __ctype_le__ = <class 'ctypes.c_short'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_size_t = class c_ulong(_ctypes._SimpleCData) | Method resolution order: | c_ulong | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ulong'> | | __ctype_le__ = <class 'ctypes.c_ulong'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_ssize_t = class c_long(_ctypes._SimpleCData) | Method resolution order: | c_long | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_long'> | | __ctype_le__ = <class 'ctypes.c_long'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_ubyte(_ctypes._SimpleCData) | Method resolution order: | c_ubyte | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ubyte'> | | __ctype_le__ = <class 'ctypes.c_ubyte'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_uint(_ctypes._SimpleCData) | Method resolution order: | c_uint | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_uint'> | | __ctype_le__ = <class 'ctypes.c_uint'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_uint16 = class c_ushort(_ctypes._SimpleCData) | Method resolution order: | c_ushort | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ushort'> | | __ctype_le__ = <class 'ctypes.c_ushort'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_uint32 = class c_uint(_ctypes._SimpleCData) | Method resolution order: | c_uint | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_uint'> | | __ctype_le__ = <class 'ctypes.c_uint'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_uint64 = class c_ulong(_ctypes._SimpleCData) | Method resolution order: | c_ulong | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ulong'> | | __ctype_le__ = <class 'ctypes.c_ulong'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_uint8 = class c_ubyte(_ctypes._SimpleCData) | Method resolution order: | c_ubyte | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ubyte'> | | __ctype_le__ = <class 'ctypes.c_ubyte'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_ulong(_ctypes._SimpleCData) | Method resolution order: | c_ulong | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ulong'> | | __ctype_le__ = <class 'ctypes.c_ulong'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_ulonglong = class c_ulong(_ctypes._SimpleCData) | Method resolution order: | c_ulong | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ulong'> | | __ctype_le__ = <class 'ctypes.c_ulong'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_ushort(_ctypes._SimpleCData) | Method resolution order: | c_ushort | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Data and other attributes defined here: | | __ctype_be__ = <class 'ctypes.c_ushort'> | | __ctype_le__ = <class 'ctypes.c_ushort'> | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_void_p(_ctypes._SimpleCData) | Method resolution order: | c_void_p | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Class methods defined here: | | from_param(...) from _ctypes.PyCSimpleType | Convert a Python object into a function call parameter. | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) c_voidp = class c_void_p(_ctypes._SimpleCData) | Method resolution order: | c_void_p | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Class methods defined here: | | from_param(...) from _ctypes.PyCSimpleType | Convert a Python object into a function call parameter. | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_wchar(_ctypes._SimpleCData) | Method resolution order: | c_wchar | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | __repr__(self, /) | Return repr(self). | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class c_wchar_p(_ctypes._SimpleCData) | Method resolution order: | c_wchar_p | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Methods defined here: | | __repr__(self) | Return repr(self). | | ---------------------------------------------------------------------- | Class methods defined here: | | from_param(...) from _ctypes.PyCSimpleType | Convert a Python object into a function call parameter. | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) class py_object(_ctypes._SimpleCData) | Method resolution order: | py_object | _ctypes._SimpleCData | _ctypes._CData | builtins.object | | Methods defined here: | | __repr__(self) | Return repr(self). | | ---------------------------------------------------------------------- | Data descriptors defined here: | | __dict__ | dictionary for instance variables (if defined) | | __weakref__ | list of weak references to the object (if defined) | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._SimpleCData: | | __bool__(self, /) | True if self else False | | __ctypes_from_outparam__(...) | | __init__(self, /, *args, **kwargs) | Initialize self. See help(type(self)) for accurate signature. | | ---------------------------------------------------------------------- | Static methods inherited from _ctypes._SimpleCData: | | __new__(*args, **kwargs) from _ctypes.PyCSimpleType | Create and return a new object. See help(type) for accurate signature. | | ---------------------------------------------------------------------- | Data descriptors inherited from _ctypes._SimpleCData: | | value | current value | | ---------------------------------------------------------------------- | Methods inherited from _ctypes._CData: | | __hash__(self, /) | Return hash(self). | | __reduce__(...) | Helper for pickle. | | __setstate__(...) FUNCTIONS ARRAY(typ, len) # XXX Deprecated CFUNCTYPE(restype, *argtypes, **kw) CFUNCTYPE(restype, *argtypes, use_errno=False, use_last_error=False) -> function prototype. restype: the result type argtypes: a sequence specifying the argument types The function prototype can be called in different ways to create a callable object: prototype(integer address) -> foreign function prototype(callable) -> create and return a C callable function from callable prototype(integer index, method name[, paramflags]) -> foreign function calling a COM method prototype((ordinal number, dll object)[, paramflags]) -> foreign function exported by ordinal prototype((function name, dll object)[, paramflags]) -> foreign function exported by name POINTER(...) PYFUNCTYPE(restype, *argtypes) SetPointerType(pointer, cls) # XXX Deprecated addressof(...) addressof(C instance) -> integer Return the address of the C instance internal buffer alignment(...) alignment(C type) -> integer alignment(C instance) -> integer Return the alignment requirements of a C instance byref(...) byref(C instance[, offset=0]) -> byref-object Return a pointer lookalike to a C instance, only usable as function argument c_buffer(init, size=None) cast(obj, typ) create_string_buffer(init, size=None) create_string_buffer(aBytes) -> character array create_string_buffer(anInteger) -> character array create_string_buffer(aBytes, anInteger) -> character array create_unicode_buffer(init, size=None) create_unicode_buffer(aString) -> character array create_unicode_buffer(anInteger) -> character array create_unicode_buffer(aString, anInteger) -> character array get_errno(...) pointer(...) resize(...) Resize the memory buffer of a ctypes instance set_errno(...) sizeof(...) sizeof(C type) -> integer sizeof(C instance) -> integer Return the size in bytes of a C instance string_at(ptr, size=-1) string_at(addr[, size]) -> string Return the string at addr. wstring_at(ptr, size=-1) wstring_at(addr[, size]) -> string Return the string at addr. DATA DEFAULT_MODE = 0 RTLD_GLOBAL = 256 RTLD_LOCAL = 0 cdll = <ctypes.LibraryLoader object> memmove = <CFunctionType object> memset = <CFunctionType object> pydll = <ctypes.LibraryLoader object> pythonapi = <PyDLL 'None', handle 7fa5787fb2e0> VERSION 1.1.0 FILE /usr/lib/python3.10/ctypes/__init__.py
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