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# (c) 2017 Aleph Objects, Inc.
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#
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# The code in this page is free software: you can
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# redistribute it and/or modify it under the terms of the GNU
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# General Public License (GNU GPL) as published by the Free Software
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# Foundation, either version 3 of the License, or (at your option)
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# any later version. The code is distributed WITHOUT ANY WARRANTY;
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# without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
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#
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from __future__ import print_function
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import sys
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class LoggingSerialConnection:
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"""Wrapper class which prints the input and output from a serial connection"""
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def __init__(self, serial, filename):
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self.serial = serial
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self.verbose = True
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self.file = open(filename, 'w+')
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def _log(self, *args, **kwargs):
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if(self.verbose):
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print(*args, file=self.file, **kwargs)
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self.file.flush()
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def write(self, data):
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self._log("> " + data.decode(), end='')
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self.serial.write(data)
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def flush(self):
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self.serial.flush()
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def close(self):
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self.serial.close()
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def readline(self):
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data = self.serial.readline()
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if(data == b""):
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self._log("< Timeout")
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else:
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self._log("< " + data.decode(), end='')
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return data
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@property
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def in_waiting(self):
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return self.serial.in_waiting
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