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Backport PR #13762 on branch v3.1.x (Cleanup marker_reference example.) #13793

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Merged
merged 1 commit into from
Mar 29, 2019
Merged

Backport PR #13762 on branch v3.1.x (Cleanup marker_reference example.) #13793

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23 changes: 7 additions & 16 deletions examples/lines_bars_and_markers/marker_reference.py
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Original file line number Diff line number Diff line change
Expand Up @@ -28,15 +28,6 @@ def format_axes(ax):
ax.invert_yaxis()


def nice_repr(text):
return repr(text).lstrip('u')


def math_repr(text):
tx = repr(text).lstrip('u').strip("'").strip("$")
return r"'\${}\$'".format(tx)


def split_list(a_list):
i_half = len(a_list) // 2
return (a_list[:i_half], a_list[i_half:])
Expand All @@ -46,7 +37,6 @@ def split_list(a_list):
# Filled and unfilled-marker types
# ================================
#
#
# Plot all un-filled markers

fig, axes = plt.subplots(ncols=2)
Expand All @@ -58,9 +48,9 @@ def split_list(a_list):

for ax, markers in zip(axes, split_list(unfilled_markers)):
for y, marker in enumerate(markers):
ax.text(-0.5, y, nice_repr(marker), **text_style)
ax.text(-0.5, y, repr(marker), **text_style)
ax.plot(y * points, marker=marker, **marker_style)
format_axes(ax)
format_axes(ax)

plt.show()

Expand All @@ -71,9 +61,9 @@ def split_list(a_list):
fig, axes = plt.subplots(ncols=2)
for ax, markers in zip(axes, split_list(Line2D.filled_markers)):
for y, marker in enumerate(markers):
ax.text(-0.5, y, nice_repr(marker), **text_style)
ax.text(-0.5, y, repr(marker), **text_style)
ax.plot(y * points, marker=marker, **marker_style)
format_axes(ax)
format_axes(ax)
fig.suptitle('filled markers', fontsize=14)

plt.show()
Expand All @@ -83,7 +73,6 @@ def split_list(a_list):
# Custom Markers with MathText
# ============================
#
#
# Use :doc:`MathText </tutorials/text/mathtext>`, to use custom marker symbols,
# like e.g. ``"$\u266B$"``. For an overview over the STIX font symbols refer
# to the `STIX font table <http://www.stixfonts.org/allGlyphs.html>`_.
Expand All @@ -99,8 +88,10 @@ def split_list(a_list):


for y, marker in enumerate(markers):
ax.text(-0.5, y, math_repr(marker), **text_style)
# Escape dollars so that the text is written "as is", not as mathtext.
ax.text(-0.5, y, repr(marker).replace("$", r"\$"), **text_style)
ax.plot(y * points, marker=marker, **marker_style)
format_axes(ax)
fig.suptitle('mathtext markers', fontsize=14)

plt.show()