https://colab.research.google.com/drive/19VyDXEnM-PUXF8obu8Huafc6jOCQU13E
https://colab.research.google.com/drive/1JWdybI_RpXrZVP24MSitA-l0rSlNKWgT#scrollTo=eqGt7V6qEls-
pandas:
pd.read_csv
pd.read_json
data_file1.merge(data_file2, how=“outer”) will assign null values to misaligned data files
merge all data to find correlations
data.corr()