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Commit c3ce41f

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QuLogicQuLogic
committed
Avoid pyplot in showcase examples.
Also, fix a few minor warnings due to internal changes.
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‎examples/showcase/bachelors_degrees_by_gender.py

Copy file name to clipboardExpand all lines: examples/showcase/bachelors_degrees_by_gender.py
+15-14Lines changed: 15 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -47,22 +47,23 @@
4747
ax.set_xlim(1969.5, 2011.1)
4848
ax.set_ylim(-0.25, 90)
4949

50-
# Make sure your axis ticks are large enough to be easily read.
51-
# You don't want your viewers squinting to read your plot.
52-
plt.xticks(range(1970, 2011, 10), fontsize=14)
53-
plt.yticks(range(0, 91, 10), fontsize=14)
50+
# Set a fixed location and format for ticks.
51+
ax.set_xticks(range(1970, 2011, 10))
52+
ax.set_yticks(range(0, 91, 10))
5453
ax.xaxis.set_major_formatter(plt.FuncFormatter('{:.0f}'.format))
5554
ax.yaxis.set_major_formatter(plt.FuncFormatter('{:.0f}%'.format))
5655

5756
# Provide tick lines across the plot to help your viewers trace along
5857
# the axis ticks. Make sure that the lines are light and small so they
5958
# don't obscure the primary data lines.
60-
plt.grid(True, 'major', 'y', ls='--', lw=.5, c='k', alpha=.3)
59+
ax.grid(True, 'major', 'y', ls='--', lw=.5, c='k', alpha=.3)
6160

6261
# Remove the tick marks; they are unnecessary with the tick lines we just
63-
# plotted.
64-
plt.tick_params(axis='both', which='both', bottom=False, top=False,
65-
labelbottom=True, left=False, right=False, labelleft=True)
62+
# plotted. Make sure your axis ticks are large enough to be easily read.
63+
# You don't want your viewers squinting to read your plot.
64+
ax.tick_params(axis='both', which='both', labelsize=14,
65+
bottom=False, top=False, labelbottom=True,
66+
left=False, right=False, labelleft=True)
6667

6768
# Now that the plot is prepared, it's time to actually plot the data!
6869
# Note that I plotted the majors in order of the highest % in the final year.
@@ -84,10 +85,10 @@
8485
# Plot each line separately with its own color.
8586
column_rec_name = column.replace('\n', '_').replace(' ', '_')
8687

87-
line = plt.plot(gender_degree_data['Year'],
88-
gender_degree_data[column_rec_name],
89-
lw=2.5,
90-
color=color_sequence[rank])
88+
line = ax.plot(gender_degree_data['Year'],
89+
gender_degree_data[column_rec_name],
90+
lw=2.5,
91+
color=color_sequence[rank])
9192

9293
# Add a text label to the right end of every line. Most of the code below
9394
# is adding specific offsets y position because some labels overlapped.
@@ -98,7 +99,7 @@
9899

99100
# Again, make sure that all labels are large enough to be easily read
100101
# by the viewer.
101-
plt.text(2011.5, y_pos, column, fontsize=14, color=color_sequence[rank])
102+
ax.text(2011.5, y_pos, column, fontsize=14, color=color_sequence[rank])
102103

103104
# Make the title big enough so it spans the entire plot, but don't make it
104105
# so big that it requires two lines to show.
@@ -111,5 +112,5 @@
111112
# Finally, save the figure as a PNG.
112113
# You can also save it as a PDF, JPEG, etc.
113114
# Just change the file extension in this call.
114-
# plt.savefig('percent-bachelors-degrees-women-usa.png', bbox_inches='tight')
115+
# fig.savefig('percent-bachelors-degrees-women-usa.png', bbox_inches='tight')
115116
plt.show()

‎examples/showcase/integral.py

Copy file name to clipboardExpand all lines: examples/showcase/integral.py
+6-6Lines changed: 6 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -26,8 +26,8 @@ def func(x):
2626
y = func(x)
2727

2828
fig, ax = plt.subplots()
29-
plt.plot(x, y, 'r', linewidth=2)
30-
plt.ylim(ymin=0)
29+
ax.plot(x, y, 'r', linewidth=2)
30+
ax.set_ylim(bottom=0)
3131

3232
# Make the shaded region
3333
ix = np.linspace(a, b)
@@ -36,11 +36,11 @@ def func(x):
3636
poly = Polygon(verts, facecolor='0.9', edgecolor='0.5')
3737
ax.add_patch(poly)
3838

39-
plt.text(0.5 * (a + b), 30, r"$\int_a^b f(x)\mathrm{d}x$",
40-
horizontalalignment='center', fontsize=20)
39+
ax.text(0.5 * (a + b), 30, r"$\int_a^b f(x)\mathrm{d}x$",
40+
horizontalalignment='center', fontsize=20)
4141

42-
plt.figtext(0.9, 0.05, '$x$')
43-
plt.figtext(0.1, 0.9, '$y$')
42+
fig.text(0.9, 0.05, '$x$')
43+
fig.text(0.1, 0.9, '$y$')
4444

4545
ax.spines['right'].set_visible(False)
4646
ax.spines['top'].set_visible(False)

‎examples/showcase/mandelbrot.py

Copy file name to clipboardExpand all lines: examples/showcase/mandelbrot.py
+1-1Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -61,7 +61,7 @@ def mandelbrot_set(xmin, xmax, ymin, ymax, xn, yn, maxiter, horizon=2.0):
6161
light = colors.LightSource(azdeg=315, altdeg=10)
6262
M = light.shade(M, cmap=plt.cm.hot, vert_exag=1.5,
6363
norm=colors.PowerNorm(0.3), blend_mode='hsv')
64-
plt.imshow(M, extent=[xmin, xmax, ymin, ymax], interpolation="bicubic")
64+
ax.imshow(M, extent=[xmin, xmax, ymin, ymax], interpolation="bicubic")
6565
ax.set_xticks([])
6666
ax.set_yticks([])
6767

‎examples/showcase/xkcd.py

Copy file name to clipboardExpand all lines: examples/showcase/xkcd.py
+11-11Lines changed: 11 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -12,27 +12,27 @@
1212

1313
with plt.xkcd():
1414
# Based on "Stove Ownership" from XKCD by Randall Munroe
15-
# http://xkcd.com/418/
15+
# https://xkcd.com/418/
1616

1717
fig = plt.figure()
1818
ax = fig.add_axes((0.1, 0.2, 0.8, 0.7))
1919
ax.spines['right'].set_color('none')
2020
ax.spines['top'].set_color('none')
21-
plt.xticks([])
22-
plt.yticks([])
21+
ax.set_xticks([])
22+
ax.set_yticks([])
2323
ax.set_ylim([-30, 10])
2424

2525
data = np.ones(100)
2626
data[70:] -= np.arange(30)
2727

28-
plt.annotate(
28+
ax.annotate(
2929
'THE DAY I REALIZED\nI COULD COOK BACON\nWHENEVER I WANTED',
3030
xy=(70, 1), arrowprops=dict(arrowstyle='->'), xytext=(15, -10))
3131

32-
plt.plot(data)
32+
ax.plot(data)
3333

34-
plt.xlabel('time')
35-
plt.ylabel('my overall health')
34+
ax.set_xlabel('time')
35+
ax.set_ylabel('my overall health')
3636
fig.text(
3737
0.5, 0.05,
3838
'"Stove Ownership" from xkcd by Randall Munroe',
@@ -42,7 +42,7 @@
4242

4343
with plt.xkcd():
4444
# Based on "The Data So Far" from XKCD by Randall Munroe
45-
# http://xkcd.com/373/
45+
# https://xkcd.com/373/
4646

4747
fig = plt.figure()
4848
ax = fig.add_axes((0.1, 0.2, 0.8, 0.7))
@@ -51,12 +51,12 @@
5151
ax.spines['top'].set_color('none')
5252
ax.xaxis.set_ticks_position('bottom')
5353
ax.set_xticks([0, 1])
54+
ax.set_xticklabels(['CONFIRMED BY\nEXPERIMENT', 'REFUTED BY\nEXPERIMENT'])
5455
ax.set_xlim([-0.5, 1.5])
56+
ax.set_yticks([])
5557
ax.set_ylim([0, 110])
56-
ax.set_xticklabels(['CONFIRMED BY\nEXPERIMENT', 'REFUTED BY\nEXPERIMENT'])
57-
plt.yticks([])
5858

59-
plt.title("CLAIMS OF SUPERNATURAL POWERS")
59+
ax.set_title("CLAIMS OF SUPERNATURAL POWERS")
6060

6161
fig.text(
6262
0.5, 0.05,

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