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super hacky fix to issue #1310 #1659

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tacaswell wants to merge 2 commits into from
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super hacky fix to issue #1310 #1659

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f5d8023
super hacky fix to issue #1310
Jan 5, 2013
506553a
added explanatory comment block above hack.
Jan 17, 2013
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12 changes: 11 additions & 1 deletion lib/matplotlib/ticker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1153,7 +1153,7 @@ class MultipleLocator(Locator):

def __init__(self, base=1.0):
self._base = Base(base)

def __call__(self):
'Return the locations of the ticks'
vmin, vmax = self.axis.get_view_interval()
Expand All @@ -1163,9 +1163,19 @@ def tick_values(self, vmin, vmax):
if vmax < vmin:
vmin, vmax = vmax, vmin
vmin = self._base.ge(vmin)
vmax = self._base.le(vmax)
base = self._base.get_base()
n = (vmax - vmin + 0.001 * base) // base
locs = vmin + np.arange(n + 1) * base

# this is a hack to deal with floating point accuracy because
# .3 < .1 * 3, which results in the last tick label getting
# cut off for some ranges and base values. Laundering the
# value through str eliminates the accumulated difference at
# 10e-15

locs[-1] = float(str(locs[-1]))

return self.raise_if_exceeds(locs)

def view_limits(self, dmin, dmax):
Expand Down