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TST: fix _infer_freq for pandas .14+ compat #1872

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merged 1 commit into from Aug 6, 2014
Merged

TST: fix _infer_freq for pandas .14+ compat #1872

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5 changes: 3 additions & 2 deletions statsmodels/tsa/base/datetools.py
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Expand Up @@ -281,8 +281,9 @@ def _add_datetimes(dates):
return reduce(lambda x, y: y+x, dates)

def _infer_freq(dates):
if hasattr(dates, "freqstr"):
return dates.freqstr
maybe_freqstr = getattr(dates, 'freqstr', None)
if maybe_freqstr is not None:
return maybe_freqstr
try:
from pandas.tseries.api import infer_freq
freq = infer_freq(dates)
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