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Fix Python2/3 Errors
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@ -10,6 +10,10 @@ The OpenMV Cam `rpc` library on the computer only depends on [pyserial](https://
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pip install pyserial
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However, the examples depend on [pygame](https://www.pygame.org/news) so you need to install pygame too:
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pip install pygame
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Because the interface library is implemented in pure python with no external dependencies it works on Windows, Mac, and Linux.
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# How to use the Library
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@ -60,7 +60,9 @@ class rpc:
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def _set_packet(self, magic_value, payload=bytes()): # private
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new_payload = bytearray(len(payload) + 4)
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new_payload[:2] = struct.pack("<H", magic_value)
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new_payload[2:-2] = payload
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# Fix Python 3.x.
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try: new_payload[2:-2] = payload
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except TypeError: new_payload[2:-2] = payload.encode()
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new_payload[-2:] = struct.pack("<H", self.__crc_16(new_payload, len(payload) + 2))
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return new_payload
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@ -6,6 +6,10 @@
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import io, pygame, rpc, serial, serial.tools.list_ports, socket, struct, sys
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# Fix Python 2.x.
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try: input = raw_input
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except NameError: pass
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# The RPC library above is installed on your OpenMV Cam and provides mutliple classes for
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# allowing your OpenMV Cam to control over USB or WIFI.
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@ -22,7 +26,7 @@ for port, desc, hwid in serial.tools.list_ports.comports():
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print("{} : {} [{}]".format(port, desc, hwid))
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sys.stdout.write("\nPlease enter a port name: ")
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sys.stdout.flush()
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interface = rpc.rpc_usb_vcp_master(port=raw_input())
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interface = rpc.rpc_usb_vcp_master(port=input())
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print("")
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sys.stdout.flush()
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@ -6,6 +6,10 @@
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import io, pygame, rpc, serial, serial.tools.list_ports, socket, sys
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# Fix Python 2.x.
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try: input = raw_input
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except NameError: pass
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# The RPC library above is installed on your OpenMV Cam and provides mutliple classes for
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# allowing your OpenMV Cam to control over USB or WIFI.
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@ -22,7 +26,7 @@ for port, desc, hwid in serial.tools.list_ports.comports():
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print("{} : {} [{}]".format(port, desc, hwid))
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sys.stdout.write("\nPlease enter a port name: ")
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sys.stdout.flush()
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interface = rpc.rpc_usb_vcp_master(port=raw_input())
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interface = rpc.rpc_usb_vcp_master(port=input())
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print("")
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sys.stdout.flush()
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@ -7,6 +7,10 @@
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import json, rpc, serial, serial.tools.list_ports, struct, sys
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from datetime import datetime
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# Fix Python 2.x.
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try: input = raw_input
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except NameError: pass
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##############################################################
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# Choose the interface you wish to control an OpenMV Cam over.
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##############################################################
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@ -20,7 +24,7 @@ for port, desc, hwid in serial.tools.list_ports.comports():
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print("{} : {} [{}]".format(port, desc, hwid))
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sys.stdout.write("\nPlease enter a port name: ")
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sys.stdout.flush()
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interface = rpc.rpc_usb_vcp_master(port=raw_input())
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interface = rpc.rpc_usb_vcp_master(port=input())
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print("")
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sys.stdout.flush()
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