Merge pull request matplotlib#14533 from anntzer/style

MNT: Misc. style fixes.

Author: tacaswell

.flake8

@@ -30,14 +30,12 @@ per-file-ignores =
     setup.py: E402
     setupext.py: E501
 
-    tools/compare_backend_driver_results.py: E501
     tools/subset.py: E221, E251, E261, E302, E501
 
     lib/matplotlib/_cm.py: E202, E203, E302
     lib/matplotlib/_mathtext_data.py: E203, E261
     lib/matplotlib/font_manager.py: E203, E221, E251, E501
     lib/matplotlib/mathtext.py: E221, E251
-    lib/matplotlib/pylab.py: E501
     lib/matplotlib/rcsetup.py: E501
     lib/matplotlib/tests/test_mathtext.py: E501
     lib/matplotlib/transforms.py: E201, E202, E203
@@ -47,10 +45,6 @@ per-file-ignores =
     lib/mpl_toolkits/axisartist/angle_helper.py: E221
 
     doc/conf.py: E402, E501
-    doc/sphinxext/github.py: E302, E501
-    doc/sphinxext/math_symbol_table.py: E302, E501
-    doc/sphinxext/skip_deprecated.py: E302
-    doc/users/generate_credits.py: E302, E501
     tutorials/advanced/path_tutorial.py: E402, E501
     tutorials/advanced/patheffects_guide.py: E402, E501
     tutorials/advanced/transforms_tutorial.py: E402, E501

doc/sphinxext/github.py

@@ -20,6 +20,7 @@
 from docutils import nodes, utils
 from docutils.parsers.rst.roles import set_classes
 
+
 def make_link_node(rawtext, app, type, slug, options):
     """Create a link to a github resource.
 
@@ -37,7 +38,8 @@ def make_link_node(rawtext, app, type, slug, options):
         if not base.endswith('/'):
             base += '/'
     except AttributeError as err:
-        raise ValueError('github_project_url configuration value is not set (%s)' % str(err))
+        raise ValueError(
+            f'github_project_url configuration value is not set ({err})')
 
     ref = base + type + '/' + slug + '/'
     set_classes(options)
@@ -48,6 +50,7 @@ def make_link_node(rawtext, app, type, slug, options):
                            **options)
     return node
 
+
 def ghissue_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
     """Link to a GitHub issue.
 
@@ -88,6 +91,7 @@ def ghissue_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
     node = make_link_node(rawtext, app, category, str(issue_num), options)
     return [node], []
 
+
 def ghuser_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
     """Link to a GitHub user.
 
@@ -107,7 +111,9 @@ def ghuser_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
     node = nodes.reference(rawtext, text, refuri=ref, **options)
     return [node], []
 
-def ghcommit_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
+
+def ghcommit_role(
+        name, rawtext, text, lineno, inliner, options={}, content=[]):
     """Link to a GitHub commit.
 
     Returns 2 part tuple containing list of nodes to insert into the
@@ -130,7 +136,8 @@ def ghcommit_role(name, rawtext, text, lineno, inliner, options={}, content=[]):
         if not base.endswith('/'):
             base += '/'
     except AttributeError as err:
-        raise ValueError('github_project_url configuration value is not set (%s)' % str(err))
+        raise ValueError(
+            f'github_project_url configuration value is not set ({err})')
 
     ref = base + text
     node = nodes.reference(rawtext, text[:6], refuri=ref, **options)

doc/sphinxext/math_symbol_table.py

@@ -96,6 +96,7 @@
      \iiint \iint \oiiint"""]
 ]
 
+
 def run(state_machine):
     def get_n(n, l):
         part = []
@@ -135,10 +136,13 @@ def get_n(n, l):
     state_machine.insert_input(lines, "Symbol table")
     return []
 
-def math_symbol_table_directive(name, arguments, options, content, lineno,
-                                content_offset, block_text, state, state_machine):
+
+def math_symbol_table_directive(
+        name, arguments, options, content, lineno,
+        content_offset, block_text, state, state_machine):
     return run(state_machine)
 
+
 def setup(app):
     app.add_directive(
         'math_symbol_table', math_symbol_table_directive,
@@ -147,6 +151,7 @@ def setup(app):
     metadata = {'parallel_read_safe': True, 'parallel_write_safe': True}
     return metadata
 
+
 if __name__ == "__main__":
     # Do some verification of the tables
     from matplotlib import _mathtext_data

doc/sphinxext/skip_deprecated.py

@@ -1,5 +1,6 @@
 # Skip deprecated members
 
+
 def skip_deprecated(app, what, name, obj, skip, options):
     if skip:
         return skip
@@ -8,6 +9,7 @@ def skip_deprecated(app, what, name, obj, skip, options):
     if skip_list is not None:
         return getattr(obj, "__name__", None) in skip_list
 
+
 def setup(app):
     app.connect('autodoc-skip-member', skip_deprecated)
 

doc/users/generate_credits.py

@@ -59,6 +59,7 @@
 development and usefulness.
 """
 
+
 def check_duplicates():
     text = subprocess.check_output(['git', 'shortlog', '--summary', '--email'])
     lines = text.decode('utf8').split('\n')
@@ -71,7 +72,8 @@ def check_duplicates():
               'more than one name.\nConsider adding them to .mailmap.\n')
         for email, count in email_counter.items():
             if count > 1:
-                print('%s\n%s' % (email, '\n'.join(l for l in lines if email in l)))
+                print('{}\n{}'.format(
+                    email, '\n'.join(l for l in lines if email in l)))
 
 
 def generate_credits():

lib/matplotlib/pylab.py

@@ -84,7 +84,7 @@
   stem     - make a stem plot
   subplot  - make one subplot (numrows, numcols, axesnum)
   subplots - make a figure with a set of (numrows, numcols) subplots
-  subplots_adjust - change the params controlling the subplot positions of current figure
+  subplots_adjust - control the subplot positions of current figure
   subplot_tool - launch the subplot configuration tool
   suptitle   - add a figure title
   table    - add a table to the plot

tools/compare_backend_driver_results.py

@@ -34,8 +34,8 @@ def compare_results(results_a, results_b):
     sections = results_a.keys()
     sections.sort()
     for section in results_a.keys():
-        print("backend %s" % section)
-        print("    %-40s %6s %6s %6s %6s" % ("test", "a", "b", "delta", "% diff"))
+        print(f"backend {section}" % section)
+        print(f"    {'test':40} {'a':>6} {'b':>6} {'delta':>6} {'% diff':>6}")
         print("    " + '-' * 69)
         deltas = []
         section_a = results_a[section]
@@ -46,7 +46,8 @@ def compare_results(results_a, results_b):
             else:
                 time_a = section_a[test]
                 time_b = section_b[test]
-                deltas.append([time_b / time_a, time_b - time_a, time_a, time_b, test])
+                deltas.append(
+                    [time_b / time_a, time_b - time_a, time_a, time_b, test])
         for test in section_b.keys():
             if test not in section_a:
                 deltas.append([None, None, None, section_b[test], test])
@@ -55,11 +56,12 @@ def compare_results(results_a, results_b):
         for diff, delta, time_a, time_b, test in deltas:
             if diff is None:
                 if time_a is None:
-                    print("    %-40s    ??? % 6.3f    ???    ???" % (test, time_b))
+                    print(f"    {test:40}    ??? {time_b: 6.3f}    ???    ???")
                 else:
-                    print("    %-40s % 6.3f    ???    ???    ???" % (test, time_a))
+                    print(f"    {test:40} {time_a: 6.3f}    ???    ???    ???")
             else:
-                print("    %-40s % 6.3f % 6.3f % 6.3f %6d%%" % (test, time_a, time_b, delta, diff * 100))
+                print(f"    {test:40} {time_a: 6.3f} {time_b: 6.3f} "
+                      f"{delta: 6.3f} {diff:6.0%}")
 
 
 if __name__ == '__main__':