INSTALLED VERSIONS ------------------ commit: None python: 3.7.3.final.0 python-bits: 64 OS: Linux OS-release: 4.18.0-15-generic machine: x86_64 processor: x86_64 byteorder: little LC_ALL: None LANG: fr_FR.UTF-8 LOCALE: fr_FR.UTF-8 pandas: 0.24.2 pytest: 5.0.1 pip: 19.1.1 setuptools: 41.0.1 Cython: 0.29.12 numpy: 1.16.4 scipy: 1.3.0 pyarrow: None xarray: None IPython: 7.6.1 sphinx: 2.1.2 patsy: 0.5.1 dateutil: 2.8.0 pytz: 2019.1 blosc: None bottleneck: 1.2.1 tables: 3.5.2 numexpr: 2.6.9 feather: None matplotlib: 3.1.0 openpyxl: 2.6.2 xlrd: 1.2.0 xlwt: 1.3.0 xlsxwriter: 1.1.8 lxml.etree: 4.3.4 bs4: 4.7.1 html5lib: 1.0.1 sqlalchemy: 1.3.5 pymysql: None psycopg2: None jinja2: 2.10.1 s3fs: None fastparquet: None pandas_gbq: None pandas_datareader: None gcsfs: None