Merge pull request matplotlib#15778 from larrybradley/fix-typos

Fix typos and comma splices in legend guide

Author: QuLogic

tutorials/intermediate/legend_guide.py

@@ -68,7 +68,7 @@
 
 Not all handles can be turned into legend entries automatically,
 so it is often necessary to create an artist which *can*. Legend handles
-don't have to exists on the Figure or Axes in order to be used.
+don't have to exist on the Figure or Axes in order to be used.
 
 Suppose we wanted to create a legend which has an entry for some data which
 is represented by a red color:
@@ -83,7 +83,7 @@
 plt.show()
 
 ###############################################################################
-# There are many supported legend handles, instead of creating a patch of color
+# There are many supported legend handles. Instead of creating a patch of color
 # we could have created a line with a marker:
 
 import matplotlib.lines as mlines
@@ -104,7 +104,7 @@
 # The ``bbox_to_anchor`` keyword gives a great degree of control for manual
 # legend placement. For example, if you want your axes legend located at the
 # figure's top right-hand corner instead of the axes' corner, simply specify
-# the corner's location, and the coordinate system of that location::
+# the corner's location and the coordinate system of that location::
 #
 #     plt.legend(bbox_to_anchor=(1, 1),
 #                bbox_transform=plt.gcf().transFigure)
@@ -137,7 +137,7 @@
 # the :func:`legend` function multiple times, you will find that only one
 # legend ever exists on the Axes. This has been done so that it is possible
 # to call :func:`legend` repeatedly to update the legend to the latest
-# handles on the Axes, so to persist old legend instances, we must add them
+# handles on the Axes. To keep old legend instances, we must add them
 # manually to the Axes:
 
 line1, = plt.plot([1, 2, 3], label="Line 1", linestyle='--')