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Commit 5a3c796

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tacaswelltacaswell
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Merge pull request #7559 from QuLogic/example-tweaks
DOC: Minor example updates
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‎doc/mpl_toolkits/axes_grid/figures/simple_axisartist1.py

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ax.axis["bottom", "top", "right"].set_visible(False)
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# make an new axis along the first axis axis (x-axis) which pass
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# throught y=0.
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# through y=0.
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ax.axis["y=0"] = ax.new_floating_axis(nth_coord=0, value=0,
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axis_direction="bottom")
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ax.axis["y=0"].toggle(all=True)

‎doc/mpl_toolkits/axes_grid/figures/simple_axisline2.py

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fig = plt.figure(1, (4,3))
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# a subplot with two additiona axis, "xzero" and "yzero". "xzero" is
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# a subplot with two additional axis, "xzero" and "yzero". "xzero" is
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# y=0 line, and "yzero" is x=0 line.
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ax = SubplotZero(fig, 1, 1, 1)
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fig.add_subplot(ax)

‎doc/users/plotting/examples/custom_boxstyle02.py

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import matplotlib.pyplot as plt
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# we may derive from matplotlib.patches.BoxStyle._Base class.
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# You need to overide transmute method in this case.
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# You need to override transmute method in this case.
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class MyStyle(BoxStyle._Base):
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"""

‎examples/api/barchart_demo.py

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# add some text for labels, title and axes ticks
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ax.set_ylabel('Scores')
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ax.set_title('Scores by group and gender')
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ax.set_xticks(ind + width)
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ax.set_xticks(ind + width / 2)
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ax.set_xticklabels(('G1', 'G2', 'G3', 'G4', 'G5'))
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ax.legend((rects1[0], rects2[0]), ('Men', 'Women'))

‎examples/api/date_demo.py

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datafile = cbook.get_sample_data('goog.npy')
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try:
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# Python3 cannot load python2 .npy files with datetime(object) arrays
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# unless the encoding is set to bytes. Hovever this option was
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# unless the encoding is set to bytes. However this option was
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# not added until numpy 1.10 so this example will only work with
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# python 2 or with numpy 1.10 and later.
3737
r = np.load(datafile, encoding='bytes').view(np.recarray)

‎examples/api/font_file.py

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Although it is usually not a good idea to explicitly point to a single
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ttf file for a font instance, you can do so using the
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font_manager.FontProperties fname argument (for a more flexible
10-
solution, see the font_fmaily_rc.py and fonts_demo.py examples).
10+
solution, see the font_family_rc.py and fonts_demo.py examples).
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"""
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import sys
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import os

‎examples/api/histogram_path_demo.py

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the faster method of using PolyCollections, were implemented before we
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had proper paths with moveto/lineto, closepoly etc in mpl. Now that
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we have them, we can draw collections of regularly shaped objects with
11-
homogeous properties more efficiently with a PathCollection. This
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homogeneous properties more efficiently with a PathCollection. This
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example makes a histogram -- its more work to set up the vertex arrays
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at the outset, but it should be much faster for large numbers of
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objects

‎examples/api/radar_chart.py

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# Pyrolized Organic Carbon (OP)
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# 2)Inclusion of gas-phase specie carbon monoxide (CO)
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# 3)Inclusion of gas-phase specie ozone (O3).
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# 4)Inclusion of both gas-phase speciesis present...
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# 4)Inclusion of both gas-phase species is present...
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data = [
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['Sulfate', 'Nitrate', 'EC', 'OC1', 'OC2', 'OC3', 'OP', 'CO', 'O3'],
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('Basecase', [

‎examples/api/unicode_minus.py

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Unicode minus
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=============
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6-
You can use the proper typesetting unicode minus (see
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http://en.wikipedia.org/wiki/Plus_sign#Plus_sign) or the ASCII hypen
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You can use the proper typesetting Unicode minus (see
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https://en.wikipedia.org/wiki/Plus_sign#Plus_sign) or the ASCII hyphen
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for minus, which some people prefer. The matplotlibrc param
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axes.unicode_minus controls the default behavior.
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The default is to use the unicode minus
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The default is to use the Unicode minus.
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"""
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import numpy as np
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import matplotlib
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matplotlib.rcParams['axes.unicode_minus'] = False
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fig, ax = plt.subplots()
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ax.plot(10*np.random.randn(100), 10*np.random.randn(100), 'o')
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ax.set_title('Using hypen instead of unicode minus')
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ax.set_title('Using hyphen instead of Unicode minus')
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plt.show()

‎examples/axes_grid/demo_curvelinear_grid.py

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# A parasite axes with given transform
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ax2 = ParasiteAxesAuxTrans(ax1, tr, "equal")
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# note that ax2.transData == tr + ax1.transData
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# Anthing you draw in ax2 will match the ticks and grids of ax1.
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# Anything you draw in ax2 will match the ticks and grids of ax1.
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ax1.parasites.append(ax2)
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intp = cbook.simple_linear_interpolation
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ax2.plot(intp(np.array([0, 30]), 50),

‎examples/axes_grid/demo_floating_axes.py

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tr = Affine2D().scale(2, 1).rotate_deg(30)
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grid_helper = floating_axes.GridHelperCurveLinear(
30-
tr, extremes=(0, 4, 0, 4))
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tr, extremes=(-0.5, 3.5, 0, 4))
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ax1 = floating_axes.FloatingSubplot(fig, rect, grid_helper=grid_helper)
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fig.add_subplot(ax1)

‎examples/axes_grid/demo_parasite_axes2.py

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to plot multiple different values onto one single plot. Notice how in this
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example, par1 and par2 are both calling twinx meaning both are tied directly to
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the x-axis. From there, each of those two axis can behave separately from the
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each other, meaning they can take on seperate values from themselves as well as
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each other, meaning they can take on separate values from themselves as well as
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the x-axis.
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"""
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from mpl_toolkits.axes_grid1 import host_subplot

‎examples/event_handling/README.txt

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you can connect to matplotlib events w/o knowledge of what user
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interface matplotlib will ultimately be plugged in to. This has two
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advantages: the code you write will be more portable, and matplotlib
8-
events are aware of things like data coordinate space and whih axes
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events are aware of things like data coordinate space and which axes
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the event occurs in so you don't have to mess with low level
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transformation details to go from canvas space to data space. Object
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picking examples are also included.

‎examples/event_handling/lasso_demo.py

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facecolors = [d.color for d in data]
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self.xys = [(d.x, d.y) for d in data]
41-
fig = ax.figure
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self.collection = RegularPolyCollection(
43-
fig.dpi, 6, sizes=(100,),
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6, sizes=(100,),
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facecolors=facecolors,
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offsets=self.xys,
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transOffset=ax.transData)

‎examples/event_handling/legend_picking.py

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"""
2-
Enable picking on the legend to toggle the legended line on and off
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Enable picking on the legend to toggle the original line on and off
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"""
44
import numpy as np
55
import matplotlib.pyplot as plt

‎examples/event_handling/viewlims.py

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# A class that will regenerate a fractal set as we zoom in, so that you
1818
# can actually see the increasing detail. A box in the left panel will show
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# the area to which we are zoomed.
20-
class MandlebrotDisplay(object):
20+
class MandelbrotDisplay(object):
2121
def __init__(self, h=500, w=500, niter=50, radius=2., power=2):
2222
self.height = h
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self.width = w
@@ -57,7 +57,7 @@ def ax_update(self, ax):
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im.set_extent((xstart, xend, ystart, yend))
5858
ax.figure.canvas.draw_idle()
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60-
md = MandlebrotDisplay()
60+
md = MandelbrotDisplay()
6161
Z = md(-2., 0.5, -1.25, 1.25)
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6363
fig1, (ax1, ax2) = plt.subplots(1, 2)

‎examples/images_contours_and_fields/streamplot_demo_masking.py

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speed = np.sqrt(U*U + V*V)
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mask = np.zeros(U.shape, dtype=bool)
17-
mask[40:60, 40:60] = 1
18-
U = np.ma.array(U, mask=mask)
17+
mask[40:60, 40:60] = True
1918
U[:20, :20] = np.nan
19+
U = np.ma.array(U, mask=mask)
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fig, ax = plt.subplots()
2222
ax.streamplot(X, Y, U, V, color='r')

‎examples/misc/ftface_props.py

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"""
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This is a demo script to show you how to use all the properties of an
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FT2Font object. These describe global font properties. For
5-
individual character metrices, use the Glyp object, as returned by
5+
individual character metrics, use the Glyph object, as returned by
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load_char
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"""
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import matplotlib
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print('Num faces :', font.num_faces) # number of faces in file
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print('Num glyphs :', font.num_glyphs) # number of glyphs in the face
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print('Family name :', font.family_name) # face family name
21-
print('Syle name :', font.style_name) # face syle name
21+
print('Style name :', font.style_name) # face style name
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print('PS name :', font.postscript_name) # the postscript name
2323
print('Num fixed :', font.num_fixed_sizes) # number of embedded bitmap in face
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‎examples/misc/sample_data_demo.py

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"""
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Grab mpl data from the ~/.matplotlib/sample_data cache if it exists, else
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fetch it from github and cache it
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fetch it from GitHub and cache it
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"""
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from __future__ import print_function
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import matplotlib.cbook as cbook

‎examples/misc/svg_filter_line.py

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"""
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Demonstrate SVG filtering effects which might be used with mpl.
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Note that the filtering effects are only effective if your svg rederer
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Note that the filtering effects are only effective if your svg renderer
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support it.
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"""
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for l in [l1, l2]:
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# pick up the svg element with given id
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shadow = xmlid[l.get_label() + "_shadow"]
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# apply shdow filter
81+
# apply shadow filter
8282
shadow.set("filter", 'url(#dropshadow)')
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fn = "svg_filter_line.svg"

‎examples/misc/svg_filter_pie.py

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Demonstrate SVG filtering effects which might be used with mpl.
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The pie chart drawing code is borrowed from pie_demo.py
44
5-
Note that the filtering effects are only effective if your svg rederer
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Note that the filtering effects are only effective if your svg renderer
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support it.
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"""
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# filter definition for shadow using a gaussian blur
53-
# and lighteneing effect.
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# The lightnening filter is copied from http://www.w3.org/TR/SVG/filters.html
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# and lightening effect.
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# The lightening filter is copied from http://www.w3.org/TR/SVG/filters.html
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# I tested it with Inkscape and Firefox3. "Gaussian blur" is supported
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# in both, but the lightnening effect only in the inkscape. Also note
58-
# that, inkscape's exporting also may not support it.
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# in both, but the lightening effect only in the Inkscape. Also note
58+
# that, Inkscape's exporting also may not support it.
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filter_def = """
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<defs xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink'>

‎examples/pylab_examples/README

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Here are some demos of how to use the matplotlib.
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4-
-- data_helper.py - a convenience module to load some data from the
5-
data dir
6-
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-- embedding_in_gtk - The Figure class derives from gtk.DrawingArea,
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so it is easy to embed in larger applications.
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@@ -14,11 +11,3 @@ Here are some demos of how to use the matplotlib.
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-- subplot_demo.py - how to do multiple axes on a single plot
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-- vline_hline_demo.py - working with straight lines
17-
18-
-- stock_demo.py - working with large datasets. Click on the plot and
19-
launch the navigation tool; wheel mouse over the navigation
20-
buttons to scroll and zoom. There are 58 days of minute by
21-
minute stock quotes for two tickers. The plot lib uses
22-
Numeric's super speedy searchsorted routine to extract the
23-
clipping indices so only the data in the viewport are handled.
24-

‎examples/pylab_examples/accented_text.py

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"""
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r"""
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matplotlib supports accented characters via TeX mathtext
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The following accents are provided: \hat, \breve, \grave, \bar,

‎examples/pylab_examples/bar_stacked.py

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plt.ylabel('Scores')
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plt.title('Scores by group and gender')
20-
plt.xticks(ind + width/2., ('G1', 'G2', 'G3', 'G4', 'G5'))
20+
plt.xticks(ind, ('G1', 'G2', 'G3', 'G4', 'G5'))
2121
plt.yticks(np.arange(0, 81, 10))
2222
plt.legend((p1[0], p2[0]), ('Men', 'Women'))
2323

‎examples/pylab_examples/barchart_demo.py

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plt.xlabel('Group')
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plt.ylabel('Scores')
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plt.title('Scores by group and gender')
41-
plt.xticks(index + bar_width, ('A', 'B', 'C', 'D', 'E'))
41+
plt.xticks(index + bar_width / 2, ('A', 'B', 'C', 'D', 'E'))
4242
plt.legend()
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4444
plt.tight_layout()

‎examples/pylab_examples/barchart_demo2.py

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@@ -69,7 +69,7 @@ def plot_student_results(student, scores, cohort_size):
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fig.subplots_adjust(left=0.115, right=0.88)
7070
fig.canvas.set_window_title('Eldorado K-8 Fitness Chart')
7171

72-
pos = np.arange(len(testNames)) + 0.5 # Center bars on the Y-axis ticks
72+
pos = np.arange(len(testNames))
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7474
rects = ax1.barh(pos, [scores[k].percentile for k in testNames],
7575
align='center',
@@ -160,3 +160,4 @@ def plot_student_results(student, scores, cohort_size):
160160
cohort_size = 62 # The number of other 2nd grade boys
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162162
arts = plot_student_results(student, scores, cohort_size)
163+
plt.show()

‎examples/pylab_examples/centered_ticklabels.py

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fh = cbook.get_sample_data('aapl.npy.gz')
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try:
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# Python3 cannot load python2 .npy files with datetime(object) arrays
25-
# unless the encoding is set to bytes. Hovever this option was
25+
# unless the encoding is set to bytes. However this option was
2626
# not added until numpy 1.10 so this example will only work with
2727
# python 2 or with numpy 1.10 and later.
2828
r = np.load(fh, encoding='bytes')

‎examples/pylab_examples/custom_ticker1.py

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fig, ax = plt.subplots()
2626
ax.yaxis.set_major_formatter(formatter)
2727
plt.bar(x, money)
28-
plt.xticks(x + 0.5, ('Bill', 'Fred', 'Mary', 'Sue'))
28+
plt.xticks(x, ('Bill', 'Fred', 'Mary', 'Sue'))
2929
plt.show()

‎examples/pylab_examples/data_helper.py

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