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Undefined name: cbook --> matplotlib.cbook #11301

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Merged
merged 1 commit into from
May 24, 2018
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Undefined name: cbook --> matplotlib.cbook #11301

merged 1 commit into from
May 24, 2018

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cclauss
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@cclauss cclauss commented May 24, 2018

Use the fully qualified name because matplotlib is currently imported but matplotlib.cbook is not.

flake8 testing of https://github.com/matplotlib/matplotlib on Python 3.6.3

$ flake8 . --count --select=E901,E999,F821,F822,F823 --show-source --statistics

./lib/matplotlib/sphinxext/plot_directive.py:341:5: F821 undefined name 'cbook'
    cbook.warn_deprecated('3.0', name='remove_coding', removal='3.1')
    ^
1     F821 undefined name 'cbook'
1

@anntzer anntzer added the Release critical For bugs that make the library unusable (segfaults, incorrect plots, etc) and major regressions. label May 24, 2018
@anntzer anntzer added this to the v3.0 milestone May 24, 2018
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anntzer commented May 24, 2018

Can you instead use the following patch, which is the standard deprecation form:

@@ -164,7 +164,7 @@ except UserWarning:
     plt.switch_backend("Agg")
 else:
     import matplotlib.pyplot as plt
-from matplotlib import _pylab_helpers
+from matplotlib import _pylab_helpers, cbook
 
 __version__ = 2
 
@@ -334,11 +334,11 @@ def split_code_at_show(text):
     return parts
 
 
[email protected]('3.0')
 def remove_coding(text):
     r"""
     Remove the coding comment, which six.exec\_ doesn't like.
     """
-    cbook.warn_deprecated('3.0', name='remove_coding', removal='3.1')
     sub_re = re.compile("^#\s*-\*-\s*coding:\s*.*-\*-$", flags=re.MULTILINE)
     return sub_re.sub("", text)

Thanks.

Undefined name: cbook --> matplotlib.cbook
7867676 
Use the _fully qualified name_ because __matplotlib__ is currently imported but __matplotlib.cbook__ is not.

flake8 testing of https://github.com/matplotlib/matplotlib on Python 3.6.3

$ __flake8 . --count --select=E901,E999,F821,F822,F823 --show-source --statistics__
```
./lib/matplotlib/sphinxext/plot_directive.py:341:5: F821 undefined name 'cbook'
    cbook.warn_deprecated('3.0', name='remove_coding', removal='3.1')
    ^
1     F821 undefined name 'cbook'
1
```
timhoffm
timhoffm approved these changes May 24, 2018
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@anntzer are you ok to leave the depreaction as is?

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anntzer commented May 24, 2018

Sure.

@anntzer anntzer merged commit ca6628b into matplotlib:master May 24, 2018
@cclauss cclauss deleted the patch-2 branch May 24, 2018 21:08
@anntzer anntzer mentioned this pull request Jun 10, 2018
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@anntzer anntzer anntzer approved these changes

@timhoffm timhoffm timhoffm approved these changes

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