8000 TST: fix PermissionError on Windows by cgohlke · Pull Request #5278 · matplotlib/matplotlib · GitHub
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TST: fix PermissionError on Windows #5278

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TST: fix PermissionError on Windows #5278

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4d313ca
TST: fix PermissionError on Windows
cgohlke Oct 20, 2015
70c36ae
TST: on Windows, manually remove temporary file
cgohlke Oct 22, 2015
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TST: on Windows, manually remove temporary file
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@cgohlke
cgohlke committed Oct 22, 2015
commit 70c36aeda8363e8eaf25c91f15bcd8aad05c82d4
8 changes: 7 additions & 1 deletion lib/matplotlib/tests/test_font_manager.py
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Expand Up @@ -4,6 +4,7 @@
from nose.tools import assert_equal
from matplotlib.externals import six

import sys
import os
import tempfile
import warnings
Expand All @@ -24,9 +25,14 @@ def test_font_priority():

def test_json_serialization():
with tempfile.NamedTemporaryFile() as temp:
temp.close()
if sys.platform == 'win32':
# on Windows, an open NamedTemporaryFile can not be used
# to open the file a second time
temp.close()
json_dump(fontManager, temp.name)
copy = json_load(temp.name)
if sys.platform == 'win32':
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This should be in a try/finally so it always runs.

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sigh... we are making this overly complicated.

try:
    temp = tempfile.NamedTemporaryFile(delete=False)
    temp.close()
    json_dump(fontManager, temp.name)
    copy = json_load(temp.name)
finally:
    if os.path.exists(temp.name):
        os.remove(temp.name)

os.remove(temp.name)
with warnings.catch_warnings():
warnings.filterwarnings('ignore', 'findfont: Font family.*not found')
for prop in ({'family': 'STIXGeneral'},
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