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Use rc() less often in examples/tutorials. #16578

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Merged
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Feb 27, 2020
Merged

Use rc() less often in examples/tutorials. #16578

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6 changes: 3 additions & 3 deletions examples/misc/multipage_pdf.py
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Expand Up @@ -26,8 +26,8 @@
pdf.savefig() # saves the current figure into a pdf page
plt.close()

# if LaTeX is not installed or error caught, change to `usetex=False`
plt.rc('text', usetex=True)
# if LaTeX is not installed or error caught, change to `False`
plt.rcParams['text.usetex'] = True
plt.figure(figsize=(8, 6))
x = np.arange(0, 5, 0.1)
plt.plot(x, np.sin(x), 'b-')
Expand All @@ -36,7 +36,7 @@
pdf.savefig()
plt.close()

plt.rc('text', usetex=False)
plt.rcParams['text.usetex'] = False
fig = plt.figure(figsize=(4, 5))
plt.plot(x, x ** 2, 'ko')
plt.title('Page Three')
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2 changes: 0 additions & 2 deletions examples/text_labels_and_annotations/mathtext_asarray.py
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Expand Up @@ -8,8 +8,6 @@

import matplotlib.mathtext as mathtext
import matplotlib.pyplot as plt
import matplotlib
matplotlib.rc('image', origin='upper')

parser = mathtext.MathTextParser("Bitmap")
parser.to_png('test2.png',
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4 changes: 1 addition & 3 deletions examples/text_labels_and_annotations/usetex_fonteffects.py
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Expand Up @@ -7,9 +7,7 @@
are now supported in pdf usetex.
"""

import matplotlib
import matplotlib.pyplot as plt
matplotlib.rc('text', usetex=True)


def setfont(font):
Expand All @@ -22,7 +20,7 @@ def setfont(font):
['Nimbus Roman No9 L ' + x for x in
['', 'Italics (real italics for comparison)',
'(slanted)', '(condensed)', '(extended)']]):
plt.text(0, y, setfont(font) + text)
plt.text(0, y, setfont(font) + text, usetex=True)

plt.ylim(-1, 5)
plt.xlim(-0.2, 0.6)
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6 changes: 1 addition & 5 deletions examples/user_interfaces/embedding_in_wx3_sgskip.py
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Expand Up @@ -21,7 +21,6 @@
Thanks to matplotlib and wx teams for creating such great software!
"""

import matplotlib
import matplotlib.cm as cm
import matplotlib.cbook as cbook
from matplotlib.backends.backend_wxagg import (
Expand All @@ -36,9 +35,6 @@
ERR_TOL = 1e-5 # floating point slop for peak-detection


matplotlib.rc('image', origin='lower')


class PlotPanel(wx.Panel):
def __init__(self, parent):
wx.Panel.__init__(self, parent, -1)
Expand All @@ -64,7 +60,7 @@ def init_plot_data(self):
y = np.arange(100.0) * 2 * np.pi / 50.0
self.x, self.y = np.meshgrid(x, y)
z = np.sin(self.x) + np.cos(self.y)
self.im = ax.imshow(z, cmap=cm.RdBu)
self.im = ax.imshow(z, cmap=cm.RdBu, origin='lower')

zmax = np.max(z) - ERR_TOL
ymax_i, xmax_i = np.nonzero(z >= zmax)
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14 changes: 10 additions & 4 deletions tutorials/text/usetex.py
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Expand Up @@ -45,11 +45,17 @@
To use LaTeX and select Helvetica as the default font, without editing
matplotlibrc use::

from matplotlib import rc
rc('font', **{'family': 'sans-serif', 'sans-serif': ['Helvetica']})
import matplotlib as mpl
plt.rcParams.update({
"text.usetex": True,
"font.family": "sans-serif",
"font.sans-serif": ["Helvetica"]})
## for Palatino and other serif fonts use:
# rc('font', **{'family': 'serif', 'serif': ['Palatino']})
rc('text', usetex=True)
plt.rcParams.update({
"text.usetex": True,
"font.family": "serif",
"font.serif": ["Palatino"],
})

Here is the standard example,
:file:`/gallery/text_labels_and_annotations/tex_demo`:
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