Timestamp AttributeError
pandas 0.17.0, python 2.7.10:

> > > import pandas as pd
> > > p = pd.Timestamp(2015, 11, 12)
> > > p
> > > Traceback (most recent call last):
> > >   File "<stdin>", line 1, in <module>
> > >   File "pandas\tslib.pyx", line 339, in pandas.tslib.Timestamp.**repr** (pandas\tslib.c:9660)
> > > AttributeError: 'int' object has no attribute 'freqstr'
