diff --git a/lib/matplotlib/pyplot.py b/lib/matplotlib/pyplot.py
index b7e21cb6a78a..0f9a1bcd2071 100644
--- a/lib/matplotlib/pyplot.py
+++ b/lib/matplotlib/pyplot.py
@@ -622,63 +622,49 @@ def figure(num=None, # autoincrement if None, else integer from 1-N
in the matplotlibrc file.
"""
- if figsize is None:
- figsize = rcParams['figure.figsize']
- if dpi is None:
- dpi = rcParams['figure.dpi']
- if facecolor is None:
- facecolor = rcParams['figure.facecolor']
- if edgecolor is None:
- edgecolor = rcParams['figure.edgecolor']
-
allnums = get_fignums()
next_num = max(allnums) + 1 if allnums else 1
- figLabel = ''
+ fig_label = ''
if num is None:
num = next_num
elif isinstance(num, str):
- figLabel = num
- allLabels = get_figlabels()
- if figLabel not in allLabels:
- if figLabel == 'all':
+ fig_label = num
+ all_labels = get_figlabels()
+ if fig_label not in all_labels:
+ if fig_label == 'all':
cbook._warn_external(
- "close('all') closes all existing figures")
+ "close('all') closes all existing figures.")
num = next_num
else:
- inum = allLabels.index(figLabel)
+ inum = all_labels.index(fig_label)
num = allnums[inum]
else:
num = int(num) # crude validation of num argument
- figManager = _pylab_helpers.Gcf.get_fig_manager(num)
- if figManager is None:
+ manager = _pylab_helpers.Gcf.get_fig_manager(num)
+ if manager is None:
max_open_warning = rcParams['figure.max_open_warning']
-
if len(allnums) == max_open_warning >= 1:
cbook._warn_external(
- "More than %d figures have been opened. Figures "
- "created through the pyplot interface "
- "(`matplotlib.pyplot.figure`) are retained until "
- "explicitly closed and may consume too much memory. "
- "(To control this warning, see the rcParam "
- "`figure.max_open_warning`)." %
- max_open_warning, RuntimeWarning)
+ f"More than {max_open_warning} figures have been opened. "
+ f"Figures created through the pyplot interface "
+ f"(`matplotlib.pyplot.figure`) are retained until explicitly "
+ f"closed and may consume too much memory. (To control this "
+ f"warning, see the rcParam `figure.max_open_warning`).",
+ RuntimeWarning)
if get_backend().lower() == 'ps':
dpi = 72
- figManager = new_figure_manager(num, figsize=figsize,
- dpi=dpi,
- facecolor=facecolor,
- edgecolor=edgecolor,
- frameon=frameon,
- FigureClass=FigureClass,
- **kwargs)
- fig = figManager.canvas.figure
- if figLabel:
- fig.set_label(figLabel)
+ manager = new_figure_manager(
+ num, figsize=figsize, dpi=dpi,
+ facecolor=facecolor, edgecolor=edgecolor, frameon=frameon,
+ FigureClass=FigureClass, **kwargs)
+ fig = manager.canvas.figure
+ if fig_label:
+ fig.set_label(fig_label)
- _pylab_helpers.Gcf._set_new_active_manager(figManager)
+ _pylab_helpers.Gcf._set_new_active_manager(manager)
# make sure backends (inline) that we don't ship that expect this
# to be called in plotting commands to make the figure call show
@@ -690,9 +676,9 @@ def figure(num=None, # autoincrement if None, else integer from 1-N
fig.stale_callback = _auto_draw_if_interactive
if clear:
- figManager.canvas.figure.clear()
+ manager.canvas.figure.clear()
- return figManager.canvas.figure
+ return manager.canvas.figure
def _auto_draw_if_interactive(fig, val):
@@ -723,9 +709,9 @@ def gcf():
If no current figure exists, a new one is created using
`~.pyplot.figure()`.
"""
- figManager = _pylab_helpers.Gcf.get_active()
- if figManager is not None:
- return figManager.canvas.figure
+ manager = _pylab_helpers.Gcf.get_active()
+ if manager is not None:
+ return manager.canvas.figure
else:
return figure()
@@ -742,9 +728,9 @@ def get_fignums():
def get_figlabels():
"""Return a list of existing figure labels."""
- figManagers = _pylab_helpers.Gcf.get_all_fig_managers()
- figManagers.sort(key=lambda m: m.num)
- return [m.canvas.figure.get_label() for m in figManagers]
+ managers = _pylab_helpers.Gcf.get_all_fig_managers()
+ managers.sort(key=lambda m: m.num)
+ return [m.canvas.figure.get_label() for m in managers]
def get_current_fig_manager():
@@ -791,11 +777,11 @@ def close(fig=None):
"""
if fig is None:
- figManager = _pylab_helpers.Gcf.get_active()
- if figManager is None:
+ manager = _pylab_helpers.Gcf.get_active()
+ if manager is None:
return
else:
- _pylab_helpers.Gcf.destroy(figManager)
+ _pylab_helpers.Gcf.destroy(manager)
elif fig == 'all':
_pylab_helpers.Gcf.destroy_all()
elif isinstance(fig, int):
@@ -805,9 +791,9 @@ def close(fig=None):
# can use its integer representation
_pylab_helpers.Gcf.destroy(fig.int)
elif isinstance(fig, str):
- allLabels = get_figlabels()
- if fig in allLabels:
- num = get_fignums()[allLabels.index(fig)]
+ all_labels = get_figlabels()
+ if fig in all_labels:
+ num = get_fignums()[all_labels.index(fig)]
_pylab_helpers.Gcf.destroy(num)
elif isinstance(fig, Figure):
_pylab_helpers.Gcf.destroy_fig(fig)
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