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annotate tests/filtertraceback.py @ 52430:31c4987034b9

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tests: drop py2 support from `filtertraceback.py`
author Matt Harbison <matt_harbison@yahoo.com>
date Mon, 02 Dec 2024 12:52:39 -0500
parents 8431296a93e8
children 3afe0be4f4b7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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c102b704edb5 global: use python3 in shebangs
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1 #!/usr/bin/env python3
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2
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3 # Filters traceback lines from stdin.
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4
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5
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6 import io
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7 import sys
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8
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9 # Prevent \r from being inserted on Windows.
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10 sys.stdout = io.TextIOWrapper(
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11 sys.stdout.buffer,
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12 sys.stdout.encoding,
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13 sys.stdout.errors,
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14 newline="\n",
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15 line_buffering=sys.stdout.line_buffering,
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16 )
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17
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18 state = 'none'
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19
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20 for line in sys.stdin:
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21 if state == 'none':
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22 if line.startswith('Traceback '):
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23 state = 'tb'
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24
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25 elif state == 'tb':
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26 if line.startswith(' File '):
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27 state = 'file'
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28 continue
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29
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30 elif not line.startswith(' '):
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31 state = 'none'
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32
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33 elif not line.replace('^', '').replace('~', '').strip():
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34 # PEP 657: Fine-grained error locations in tracebacks
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35 # ~~~~~~^^^^^^^^^
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36 continue
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37
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38 elif state == 'file':
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39 # Ignore one line after " File ", but sometimes "File" lines are
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40 # contiguous:
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41 # File "<frozen importlib._bootstrap>", line 1007, in _find_and_load
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42 # File "<frozen importlib._bootstrap>", line 986, in _find_and_load_unlocked
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43 # File "<frozen importlib._bootstrap>", line 680, in _load_unlocked
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44 if not line.startswith(' File '):
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45 state = 'tb'
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46 continue
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47
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48 print(line, end='')