MEP12 text alignment example

examples/pylab_examples/alignment_test.py → examples/text_labels_and_annotations/text_alignment.py

@@ -1,22 +1,24 @@
 """
+===================
+Precise text layout
+===================
+
 You can precisely layout text in data or axes (0,1) coordinates.  This
-example shows you some of the alignment and rotation specifications to
-layout text
+example shows you some of the alignment and rotation specifications for text
+layout.
 """
 
 import matplotlib.pyplot as plt
 from matplotlib.lines import Line2D
 from matplotlib.patches import Rectangle
 
-# build a rectangle in axes coords
+# Build a rectangle in axes coords
 left, width = .25, .5
 bottom, height = .25, .5
 right = left + width
 top = bottom + height
 ax = plt.gca()
-p = plt.Rectangle((left, bottom), width, height,
-              fill=False,
-              )
+p = plt.Rectangle((left, bottom), width, height, fill=False)
 p.set_transform(ax.transAxes)
 p.set_clip_on(False)
 ax.add_patch(p)
@@ -47,24 +49,24 @@
         verticalalignment='top',
         transform=ax.transAxes)
 
-ax.text(left, 0.5*(bottom + top), 'right center',
+ax.text(left, 0.5 * (bottom + top), 'right center',
         horizontalalignment='right',
         verticalalignment='center',
         rotation='vertical',
         transform=ax.transAxes)
 
-ax.text(left, 0.5*(bottom + top), 'left center',
+ax.text(left, 0.5 * (bottom + top), 'left center',
         horizontalalignment='left',
         verticalalignment='center',
         rotation='vertical',
         transform=ax.transAxes)
 
-ax.text(0.5*(left + right), 0.5*(bottom + top), 'middle',
+ax.text(0.5 * (left + right), 0.5 * (bottom + top), 'middle',
         horizontalalignment='center',
         verticalalignment='center',
         transform=ax.transAxes)
 
-ax.text(right, 0.5*(bottom + top), 'centered',
+ax.text(right, 0.5 * (bottom + top), 'centered',
         horizontalalignment='center',
         verticalalignment='center',
         rotation='vertical',