gym_donkeycar.core package

Submodules

gym_donkeycar.core.fps module

class gym_donkeycar.core.fps.FPSTimer

Bases: object

on_frame()

reset()

gym_donkeycar.core.tcp_server module

author: Tawn Kramer date: 16 October 2018 file: tcp_server.py notes: a tcp socket server to talk to the unity donkey simulator

class gym_donkeycar.core.tcp_server.IMesgHandler

Bases: object

on_close()

on_connect(socketHandler)

on_disconnect()

on_recv_message(message)

class gym_donkeycar.core.tcp_server.SimHandler(sock, chunk_size=16384, msg_handler=None)

Bases: asyncore.dispatcher

Handles messages from a single TCP client.

handle_close()

handle_json_message(chunk)

We are expecing a json object

handle_read()

Read an incoming message from the client and put it into our outgoing queue. handle_read should only be called when the given socket has data ready to be processed.

handle_write()

Write as much as possible of the most recent message we have received. This is only called by async manager when the socket is in a writable state and when self.writable return true, that yes, we have data to send.

queue_message(msg)

writable()

We want to write if we have received data.

class gym_donkeycar.core.tcp_server.SimServer(address, msg_handler)

Bases: asyncore.dispatcher

Receives network connections and establishes handlers for each client. Each client connection is handled by a new instance of the SteeringHandler class.

handle_accept()

handle_close()

gym_donkeycar.core.tcp_server.replace_float_notation(string)

Replace unity float notation for languages like French or German that use comma instead of dot. This convert the json sent by Unity to a valid one. Ex: “test”: 1,2, “key”: 2 -> “test”: 1.2, “key”: 2

Parameters:string – (str) The incorrect json string Returns:(str) Valid JSON string

Module contents