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Merge pull request #11651 from QuLogic/example-imports
Remove unused imports in examples
2 parents cb127ba + bed25a8 commit 66d2282

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‎examples/event_handling/ginput_manual_clabel_sgskip.py

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"""
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import time
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import matplotlib
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import numpy as np
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import matplotlib.cm as cm
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import matplotlib.mlab as mlab
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import matplotlib.pyplot as plt
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‎examples/frontpage/3D.py

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This example reproduces the frontpage 3D example.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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from matplotlib import cbook
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from matplotlib import cm
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from matplotlib.colors import LightSource

‎examples/images_contours_and_fields/contour_label_demo.py

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import matplotlib
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import numpy as np
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import matplotlib.cm as cm
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import matplotlib.ticker as ticker
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import matplotlib.pyplot as plt
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‎examples/images_contours_and_fields/figimage_demo.py

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"""
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import numpy as np
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import matplotlib
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import matplotlib.cm as cm
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import matplotlib.pyplot as plt
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‎examples/images_contours_and_fields/quadmesh_demo.py

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import copy
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from matplotlib import cm, colors, pyplot as plt
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from matplotlib import cm, pyplot as plt
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import numpy as np
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n = 12

‎examples/images_contours_and_fields/quiver_demo.py

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"""
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import matplotlib.pyplot as plt
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import numpy as np
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from numpy import ma
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X, Y = np.meshgrid(np.arange(0, 2 * np.pi, .2), np.arange(0, 2 * np.pi, .2))
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U = np.cos(X)

‎examples/lines_bars_and_markers/scatter_symbol.py

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"""
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import matplotlib.pyplot as plt
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import numpy as np
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import matplotlib
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# Fixing random state for reproducibility
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np.random.seed(19680801)

‎examples/misc/load_converter.py

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import numpy as np
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import matplotlib.pyplot as plt
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import matplotlib.cbook as cbook
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import matplotlib.dates as mdates
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from matplotlib.dates import bytespdate2num
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datafile = cbook.get_sample_data('msft.csv', asfileobj=False)

‎examples/misc/plotfile_demo.py

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Example use of ``plotfile`` to plot data directly from a file.
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"""
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import matplotlib.pyplot as plt
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import numpy as np
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import matplotlib.cbook as cbook
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fname = cbook.get_sample_data('msft.csv', asfileobj=False)

‎examples/misc/transoffset.py

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import matplotlib.transforms as mtransforms
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import numpy as np
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from matplotlib.transforms import offset_copy
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xs = np.arange(7)
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ys = xs**2

‎examples/mplot3d/2dcollections3d.py

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selective axes of a 3D plot.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import numpy as np
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import matplotlib.pyplot as plt
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‎examples/mplot3d/3d_bars.py

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import numpy as np
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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# setup the figure and axes

‎examples/mplot3d/bars3d.py

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planes y=0, y=1, etc.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/custom_shaded_3d_surface.py

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Demonstrates using custom hillshading in a 3D surface plot.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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from matplotlib import cbook
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from matplotlib import cm
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from matplotlib.colors import LightSource

‎examples/mplot3d/hist3d.py

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Demo of a histogram for 2 dimensional data as a bar graph in 3D.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/lines3d.py

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This example demonstrates plotting a parametric curve in 3D.
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'''
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import matplotlib as mpl
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import numpy as np
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import matplotlib.pyplot as plt
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mpl.rcParams['legend.fontsize'] = 10
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plt.rcParams['legend.fontsize'] = 10
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fig = plt.figure()
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ax = fig.gca(projection='3d')

‎examples/mplot3d/lorenz_attractor.py

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import numpy as np
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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def lorenz(x, y, z, s=10, r=28, b=2.667):

‎examples/mplot3d/mixed_subplots.py

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This example shows a how to plot a 2D and 3D plot on the same figure.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/offset.py

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automatically trigger it.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/pathpatch3d.py

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import numpy as np
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import matplotlib.pyplot as plt
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from matplotlib.patches import Circle, PathPatch
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# register Axes3D class with matplotlib by importing Axes3D
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from mpl_toolkits.mplot3d import Axes3D
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import mpl_toolkits.mplot3d.art3d as art3d
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from matplotlib.text import TextPath
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from matplotlib.transforms import Affine2D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import mpl_toolkits.mplot3d.art3d as art3d
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def text3d(ax, xyz, s, zdir="z", size=None, angle=0, usetex=False, **kwargs):

‎examples/mplot3d/polys3d.py

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of 'jagged stained glass' effect.
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"""
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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from matplotlib.collections import PolyCollection
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import matplotlib.pyplot as plt
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from matplotlib import colors as mcolors

‎examples/mplot3d/quiver3d.py

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Demonstrates plotting directional arrows at points on a 3d meshgrid.
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'''
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from mpl_toolkits.mplot3d import axes3d
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/scatter3d.py

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Demonstration of a basic scatterplot in 3D.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/subplot3d.py

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'''
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d.axes3d import Axes3D, get_test_data
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from matplotlib import cm
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import numpy as np
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from mpl_toolkits.mplot3d.axes3d import get_test_data
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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# set up a figure twice as wide as it is tall
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fig = plt.figure(figsize=plt.figaspect(0.5))

‎examples/mplot3d/surface3d.py

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z axis tick labels.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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from matplotlib import cm
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from matplotlib.ticker import LinearLocator, FormatStrFormatter

‎examples/mplot3d/surface3d_2.py

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Demonstrates a very basic plot of a 3D surface using a solid color.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/surface3d_3.py

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Demonstrates plotting a 3D surface colored in a checkerboard pattern.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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from matplotlib import cm
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from matplotlib.ticker import LinearLocator
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import numpy as np
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‎examples/mplot3d/surface3d_radial.py

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Example contributed by Armin Moser.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/text3d.py

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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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‎examples/mplot3d/tricontour3d.py

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tricontourf3d_demo shows the filled version of this example.
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"""
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d import Axes3D
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import matplotlib.tri as tri
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import numpy as np
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‎examples/mplot3d/tricontourf3d.py

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tricontour3d_demo shows the unfilled version of this example.
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"""
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d import Axes3D
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import matplotlib.tri as tri
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import numpy as np
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‎examples/mplot3d/trisurf3d.py

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Plot a 3D surface with a triangular mesh.
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'''
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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import matplotlib.pyplot as plt
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import numpy as np
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‎examples/mplot3d/trisurf3d_2.py

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import numpy as np
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import matplotlib.pyplot as plt
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from mpl_toolkits.mplot3d import Axes3D
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import matplotlib.tri as mtri
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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fig = plt.figure(figsize=plt.figaspect(0.5))
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‎examples/mplot3d/voxels.py

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import matplotlib.pyplot as plt
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import numpy as np
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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# prepare some coordinates
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x, y, z = np.indices((8, 8, 8))

‎examples/mplot3d/voxels_numpy_logo.py

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'''
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import matplotlib.pyplot as plt
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import numpy as np
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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def explode(data):

‎examples/mplot3d/voxels_rgb.py

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import matplotlib.pyplot as plt
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import numpy as np
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from mpl_toolkits.mplot3d import Axes3D
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# This import registers the 3D projection, but is otherwise unused.
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from mpl_toolkits.mplot3d import Axes3D # noqa: F401 unused import
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def midpoints(x):

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