检查
pandas.__version__：
In [76]: import pandas as pdIn [77]: pd.__version__Out[77]: '0.12.0-933-g281dc4e'
Pandas还提供了一个实用程序功能，它还
pd.show_versions()报告其依赖项的版本：
In [53]: pd.show_versions(as_json=False)INSTALLED VERSIONS------------------commit: Nonepython: 2.7.6.final.0python-bits: 64OS: LinuxOS-release: 3.13.0-45-genericmachine: x86_64processor: x86_64byteorder: littleLC_ALL: NoneLANG: en_US.UTF-8pandas: 0.15.2-113-g5531341nose: 1.3.1Cython: 0.21.1numpy: 1.8.2scipy: 0.14.0.dev-371b4ffstatsmodels: 0.6.0.dev-a738b4fIPython: 2.0.0-devsphinx: 1.2.2patsy: 0.3.0dateutil: 1.5pytz: 2012cbottleneck: Nonetables: 3.1.1numexpr: 2.2.2matplotlib: 1.4.2openpyxl: Nonexlrd: 0.9.3xlwt: 0.7.5xlsxwriter: Nonelxml: 3.3.3bs4: 4.3.2html5lib: 0.999httplib2: 0.8apiclient: Nonerpy2: 2.5.5sqlalchemy: 0.9.8pymysql: Nonepsycopg2: 2.4.5 (dt dec mx pq3 ext)
