8000 FIX: formatting in LogFormatterExponent by tacaswell · Pull Request #5594 · matplotlib/matplotlib · GitHub
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FIX: formatting in LogFormatterExponent #5594

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Merged
merged 3 commits into from
Dec 14, 2015
Merged

FIX: formatting in LogFormatterExponent #5594

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7e3ef7d
FIX: formatting in LogFormatterExponent
tacaswell Dec 1, 2015
7566447
MNT: clean up exponents in simpler way
tacaswell Dec 1, 2015
f9c8aa1
TST: shotgun testing of LogFormatter.pprint_val
tacaswell Dec 1, 2015
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MNT: clean up exponents in simpler way 
Makes sure that there are never trailing 'e' with no exponent.
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@tacaswell
tacaswell committed Dec 1, 2015
commit 7566447ca969181e18c9990a2137af4bfb4c4163
10 changes: 6 additions & 4 deletions lib/matplotlib/ticker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -731,13 +731,15 @@ def pprint_val(self, x, d):
else:
fmt = '%1.3f'
s = fmt % x
#print d, x, fmt, s

tup = s.split('e')
if len(tup) == 2:
mantissa = tup[0].rstrip('0').rstrip('.')
sign = tup[1][0].replace('+', '')
exponent = tup[1][1:].lstrip('0')
s = '%se%s%s' % (mantissa, sign, exponent)
exponent = int(tup[1])
if exponent:
s = '%se%d' % (mantissa, exponent)
else:
s = mantissa
else:
s = s.rstrip('0').rstrip('.')
return s
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