How to use pyads - 10 common examples
To help you get started, we’ve selected a few pyads examples, based on popular ways it is used in public projects.
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stlehmann / pyads / pyads / testserver.py View on Github 
def handle_devicenote():
logger.info('Command received: DEVICE_NOTIFICATION')
# No response data required
return b''
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:
logger.info('Unknown Command: {0}'.format(hex(command_id)))
# Set error code to 'unknown command ID'
error_code = '\x08\x00\x00\x00'.encode('utf-8')
return AmsResponseData(state, error_code, ''.encode('utf-8'))
# Set no error in response
error_code = ('\x00' * 4).encode('utf-8')logger.info("Command received: DELETE_DEVICE_NOTIFICATION")
# No response data required
return b""
def handle_devicenote():
# type: () -> bytes
"""Handle a device notification."""
logger.info("Command received: DEVICE_NOTIFICATION")
# No response data required
return b""
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:
logger.info("Unknown Command: {0}".format(hex(command_id)))
# Set error code to 'unknown command ID'handle = ('\x0F' * 4).encode('utf-8')
return handle
def handle_delete_devicenote():
logger.info('Command received: DELETE_DEVICE_NOTIFICATION')
# No response data required
return b''
def handle_devicenote():
logger.info('Command received: DEVICE_NOTIFICATION')
# No response data required
return b''
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:def handle_read_state():
logger.info('Command received: READ_STATE')
ads_state = struct.pack('"""Handle a device notification."""
logger.info("Command received: DEVICE_NOTIFICATION")
# No response data required
return b""
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:
logger.info("Unknown Command: {0}".format(hex(command_id)))
# Set error code to 'unknown command ID'
error_code = "\x08\x00\x00\x00".encode("utf-8")
return AmsResponseData(state, error_code, "".encode("utf-8"))
# Set no error in response
error_code = ("\x00" * 4).encode("utf-8")
response_data = error_code + response_contentdef handle_devicenote():
logger.info('Command received: DEVICE_NOTIFICATION')
# No response data required
return b''
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:
logger.info('Unknown Command: {0}'.format(hex(command_id)))
# Set error code to 'unknown command ID'
error_code = '\x08\x00\x00\x00'.encode('utf-8')
return AmsResponseData(state, error_code, ''.encode('utf-8'))
# Set no error in response
error_code = ('\x00' * 4).encode('utf-8')def handle_delete_devicenote():
logger.info('Command received: DELETE_DEVICE_NOTIFICATION')
# No response data required
return b''
def handle_devicenote():
logger.info('Command received: DEVICE_NOTIFICATION')
# No response data required
return b''
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:
logger.info('Unknown Command: {0}'.format(hex(command_id)))
# Set error code to 'unknown command ID'def handle_delete_devicenote():
logger.info('Command received: DELETE_DEVICE_NOTIFICATION')
# No response data required
return b''
def handle_devicenote():
logger.info('Command received: DEVICE_NOTIFICATION')
# No response data required
return b''
# Function map
function_map = {
constants.ADSCOMMAND_READDEVICEINFO: handle_read_device_info,
constants.ADSCOMMAND_READ: handle_read,
constants.ADSCOMMAND_WRITE: handle_write,
constants.ADSCOMMAND_READWRITE: handle_read_write,
constants.ADSCOMMAND_READSTATE: handle_read_state,
constants.ADSCOMMAND_WRITECTRL: handle_writectrl,
constants.ADSCOMMAND_ADDDEVICENOTE: handle_add_devicenote,
constants.ADSCOMMAND_DELDEVICENOTE: handle_delete_devicenote,
constants.ADSCOMMAND_DEVICENOTE: handle_devicenote,
}
# Try to map the command id to a function, else return error code
try:
response_content = function_map[command_id]()
except KeyError:
logger.info('Unknown Command: {0}'.format(hex(command_id)))
# Set error code to 'unknown command ID'
error_code = '\x08\x00\x00\x00'.encode('utf-8')def handle_request(self, request):
# Extract command id from the request
command_id_bytes = request.ams_header.command_id
command_id = struct.unpack('
Popular pyads functions
- pyads.ads
- pyads.adsdatatype.AdsDatatype
- pyads.adsdatatype.AdsDatatype.__infomapping__.get
- pyads.commands.adsresponse.AdsResponse
- pyads.commands.adsresponse.AdsResponse.__init__
- pyads.Connection
- pyads.constants
- pyads.constants.ADSIGRP_SYM_VALBYHND
- pyads.constants.PLCTYPE_STRING
- pyads.constants.PLCTYPE_UDINT
- pyads.NotificationAttrib
- pyads.PLCTYPE_INT
- pyads.pyads.ADSError
- pyads.pyads_ex.ADSError
- pyads.structs.AmsAddr
- pyads.structs.SAdsNotificationHeader
- pyads.testserver.AdsTestServer
- pyads.testserver_ex.structs.AmsHeader
- pyads.testserver_ex.structs.AmsTcpHeader
- pyads.utils.deprecated