How to use the nimodinst._visatype.ViInt32 function in nimodinst

def __init__(self, expected_size_or_value):
        _BufferMatcher.__init__(self, _visatype.ViInt32, expected_size_or_value)

def __init__(self, expected_value):
        _ScalarMatcher.__init__(self, _visatype.ViInt32, expected_value)

def __init__(self):
        _PointerMatcher.__init__(self, _visatype.ViInt32)

def _get_error_description(self, error_code):
        '''_get_error_description

        Returns the error description.
        '''
        # We hand-maintain the code that calls into self._library rather than leverage code-generation
        # because niModInst_GetExtendedErrorInfo() does not properly do the IVI-dance.
        # See https://github.com/ni/nimi-python/issues/166
        error_info_buffer_size_ctype = _visatype.ViInt32()  # case S170
        error_info_ctype = None  # case C050
        error_code = self._library.niModInst_GetExtendedErrorInfo(error_info_buffer_size_ctype, error_info_ctype)
        if error_code <= 0:
            return "Failed to retrieve error description."
        error_info_buffer_size_ctype = _visatype.ViInt32(error_code)  # case S180
        error_info_ctype = (_visatype.ViChar * error_info_buffer_size_ctype.value)()  # case C060
        # Note we don't look at the return value. This is intentional as niModInst returns the
        # original error code rather than 0 (VI_SUCCESS).
        self._library.niModInst_GetExtendedErrorInfo(error_info_buffer_size_ctype, error_info_ctype)
        return error_info_ctype.value.decode("ascii")

attribute_id (int): The ID of the string property you want to query. Valid Values
                device_name--the name of the device, which can be used
                to open an instrument driver session for that device
                device_model--the model of the device (for example, NI
                PXI-5122) serial_number--the serial number of the
                device


        Returns:
            attribute_value (str): The character buffer into which the property value string is copied.

        '''
        handle_ctype = _visatype.ViSession(self._handle)  # case S110
        index_ctype = _visatype.ViInt32(index)  # case S150
        attribute_id_ctype = _visatype.ViInt32(attribute_id)  # case S150
        attribute_value_buffer_size_ctype = _visatype.ViInt32()  # case S170
        attribute_value_ctype = None  # case C050
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViString(handle_ctype, index_ctype, attribute_id_ctype, attribute_value_buffer_size_ctype, attribute_value_ctype)
        errors.handle_error(self, error_code, ignore_warnings=True, is_error_handling=False)
        attribute_value_buffer_size_ctype = _visatype.ViInt32(error_code)  # case S180
        attribute_value_ctype = (_visatype.ViChar * attribute_value_buffer_size_ctype.value)()  # case C060
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViString(handle_ctype, index_ctype, attribute_id_ctype, attribute_value_buffer_size_ctype, attribute_value_ctype)
        errors.handle_error(self, error_code, ignore_warnings=False, is_error_handling=False)
        return attribute_value_ctype.value.decode(self._encoding)

that has been properly identified in MAX. Bus Number--the bus on which
                the device has been enumerated. Socket Number--the socket number on
                which the device has been enumerated. Notes The bus number and socket
                number can be used to form a VISA resource string for this device, of
                the form "PXI::::INSTR". Traditional NI-DAQ devices do not support the
                chassis number, bus number, and socket number properties.


        Returns:
            attribute_value (int): A pointer to a signed 32-bit integer variable that receives the value of
                the requested property.

        '''
        handle_ctype = _visatype.ViSession(self._handle)  # case S110
        index_ctype = _visatype.ViInt32(index)  # case S150
        attribute_id_ctype = _visatype.ViInt32(attribute_id)  # case S150
        attribute_value_ctype = _visatype.ViInt32()  # case S220
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViInt32(handle_ctype, index_ctype, attribute_id_ctype, None if attribute_value_ctype is None else (ctypes.pointer(attribute_value_ctype)))
        errors.handle_error(self, error_code, ignore_warnings=False, is_error_handling=False)
        return int(attribute_value_ctype.value)

the device has been enumerated. Socket Number--the socket number on
                which the device has been enumerated. Notes The bus number and socket
                number can be used to form a VISA resource string for this device, of
                the form "PXI::::INSTR". Traditional NI-DAQ devices do not support the
                chassis number, bus number, and socket number properties.


        Returns:
            attribute_value (int): A pointer to a signed 32-bit integer variable that receives the value of
                the requested property.

        '''
        handle_ctype = _visatype.ViSession(self._handle)  # case S110
        index_ctype = _visatype.ViInt32(index)  # case S150
        attribute_id_ctype = _visatype.ViInt32(attribute_id)  # case S150
        attribute_value_ctype = _visatype.ViInt32()  # case S220
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViInt32(handle_ctype, index_ctype, attribute_id_ctype, None if attribute_value_ctype is None else (ctypes.pointer(attribute_value_ctype)))
        errors.handle_error(self, error_code, ignore_warnings=False, is_error_handling=False)
        return int(attribute_value_ctype.value)

property can only be queried for PXI devices installed in a chassis
                that has been properly identified in MAX. Bus Number--the bus on which
                the device has been enumerated. Socket Number--the socket number on
                which the device has been enumerated. Notes The bus number and socket
                number can be used to form a VISA resource string for this device, of
                the form "PXI::::INSTR". Traditional NI-DAQ devices do not support the
                chassis number, bus number, and socket number properties.


        Returns:
            attribute_value (int): A pointer to a signed 32-bit integer variable that receives the value of
                the requested property.

        '''
        handle_ctype = _visatype.ViSession(self._handle)  # case S110
        index_ctype = _visatype.ViInt32(index)  # case S150
        attribute_id_ctype = _visatype.ViInt32(attribute_id)  # case S150
        attribute_value_ctype = _visatype.ViInt32()  # case S220
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViInt32(handle_ctype, index_ctype, attribute_id_ctype, None if attribute_value_ctype is None else (ctypes.pointer(attribute_value_ctype)))
        errors.handle_error(self, error_code, ignore_warnings=False, is_error_handling=False)
        return int(attribute_value_ctype.value)

attribute_id (int): The ID of the string property you want to query. Valid Values
                device_name--the name of the device, which can be used
                to open an instrument driver session for that device
                device_model--the model of the device (for example, NI
                PXI-5122) serial_number--the serial number of the
                device


        Returns:
            attribute_value (str): The character buffer into which the property value string is copied.

        '''
        handle_ctype = _visatype.ViSession(self._handle)  # case S110
        index_ctype = _visatype.ViInt32(index)  # case S150
        attribute_id_ctype = _visatype.ViInt32(attribute_id)  # case S150
        attribute_value_buffer_size_ctype = _visatype.ViInt32()  # case S170
        attribute_value_ctype = None  # case C050
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViString(handle_ctype, index_ctype, attribute_id_ctype, attribute_value_buffer_size_ctype, attribute_value_ctype)
        errors.handle_error(self, error_code, ignore_warnings=True, is_error_handling=False)
        attribute_value_buffer_size_ctype = _visatype.ViInt32(error_code)  # case S180
        attribute_value_ctype = (_visatype.ViChar * attribute_value_buffer_size_ctype.value)()  # case C060
        error_code = self._library.niModInst_GetInstalledDeviceAttributeViString(handle_ctype, index_ctype, attribute_id_ctype, attribute_value_buffer_size_ctype, attribute_value_ctype)
        errors.handle_error(self, error_code, ignore_warnings=False, is_error_handling=False)
        return attribute_value_ctype.value.decode(self._encoding)