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"""
============
Dollar ticks
============
Use a format string to prepend dollar signs on y-axis labels.
.. redirect-from:: /gallery/pyplots/dollar_ticks
"""
import matplotlib.pyplot as plt
import numpy as np
# Fixing random state for reproducibility
np.random.seed(19680801)
fig, ax = plt.subplots()
ax.plot(100*np.random.rand(20))
# Use automatic StrMethodFormatter
ax.yaxis.set_major_formatter('${x:1.2f}')
ax.yaxis.set_tick_params(which='major', labelcolor='green',
labelleft=False, labelright=True)
plt.show()
# %%
#
# .. admonition:: References
#
# The use of the following functions, methods, classes and modules is shown
# in this example:
#
# - `matplotlib.pyplot.subplots`
# - `matplotlib.axis.Axis.set_major_formatter`
# - `matplotlib.axis.Axis.set_tick_params`
# - `matplotlib.axis.Tick`
# - `matplotlib.ticker.StrMethodFormatter`
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