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annotate hgext/fsmonitor/pywatchman/compat.py @ 30656:16f4b341288d

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fsmonitor: refresh pywatchman to upstream Update to upstream to version c77452. The refresh includes fixes to improve windows compatibility. There is a minor update to 'test-check-py3-compat.t' as c77452 no longer have the py3 compatibility issues the previous version had. # no-check-commit
author Zack Hricz <zphricz@fb.com>
date Thu, 22 Dec 2016 11:22:32 -0800
parents
children 6469c23a40a2
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30656
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1 # Copyright 2016-present Facebook, Inc.
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2 # All rights reserved.
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3 #
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4 # Redistribution and use in source and binary forms, with or without
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5 # modification, are permitted provided that the following conditions are met:
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6 #
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7 # * Redistributions of source code must retain the above copyright notice,
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8 # this list of conditions and the following disclaimer.
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9 #
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10 # * Redistributions in binary form must reproduce the above copyright notice,
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11 # this list of conditions and the following disclaimer in the documentation
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12 # and/or other materials provided with the distribution.
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13 #
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14 # * Neither the name Facebook nor the names of its contributors may be used to
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15 # endorse or promote products derived from this software without specific
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16 # prior written permission.
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17 #
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18 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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19 # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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20 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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21 # DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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22 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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23 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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24 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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25 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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26 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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28
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29 from __future__ import absolute_import
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30 from __future__ import division
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31 from __future__ import print_function
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32 # no unicode literals
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33
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34 '''Compatibility module across Python 2 and 3.'''
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35
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36 import sys
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37
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38 PYTHON3 = sys.version_info >= (3, 0)
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39
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40 # This is adapted from https://bitbucket.org/gutworth/six, and used under the
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41 # MIT license. See LICENSE for a full copyright notice.
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42 if PYTHON3:
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43 def reraise(tp, value, tb=None):
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44 try:
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45 if value is None:
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46 value = tp()
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47 if value.__traceback__ is not tb:
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48 raise value.with_traceback(tb)
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49 raise value
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50 finally:
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51 value = None
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52 tb = None
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53 else:
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54 exec('''
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55 def reraise(tp, value, tb=None):
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56 try:
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57 raise tp, value, tb
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58 finally:
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59 tb = None
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60 '''.strip())
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61
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62 if PYTHON3:
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63 UNICODE = str
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64 else:
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65 UNICODE = unicode