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annotate lib/python3.8/site-packages/pip/_vendor/pep517/dirtools.py @ 0:9e54283cc701 draft

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"planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
author guerler
date Mon, 27 Jul 2020 03:47:31 -0400
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9e54283cc701 "planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
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1 import os
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2 import io
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3 import contextlib
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4 import tempfile
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5 import shutil
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6 import errno
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7 import zipfile
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8
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9
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10 @contextlib.contextmanager
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11 def tempdir():
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12 """Create a temporary directory in a context manager."""
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13 td = tempfile.mkdtemp()
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14 try:
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15 yield td
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16 finally:
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17 shutil.rmtree(td)
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18
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20 def mkdir_p(*args, **kwargs):
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21 """Like `mkdir`, but does not raise an exception if the
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22 directory already exists.
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23 """
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24 try:
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25 return os.mkdir(*args, **kwargs)
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26 except OSError as exc:
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27 if exc.errno != errno.EEXIST:
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28 raise
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31 def dir_to_zipfile(root):
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32 """Construct an in-memory zip file for a directory."""
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33 buffer = io.BytesIO()
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34 zip_file = zipfile.ZipFile(buffer, 'w')
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35 for root, dirs, files in os.walk(root):
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36 for path in dirs:
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37 fs_path = os.path.join(root, path)
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38 rel_path = os.path.relpath(fs_path, root)
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39 zip_file.writestr(rel_path + '/', '')
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40 for path in files:
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41 fs_path = os.path.join(root, path)
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42 rel_path = os.path.relpath(fs_path, root)
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43 zip_file.write(fs_path, rel_path)
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44 return zip_file