pandas - noypeban/noypeban.github.io GitHub Wiki
read data
csv
pd.read_csv('../input/train.csv')
tsv
pd.read_table('../input/train.tsv')
column
select by dtype
X.select_dtypes(include='object').columns
get column number
df.columns.get_loc('age')
filter
targets = list(df.filter(like='winPlacePerc').columns)
dtype
Change dtype
data['matchType'] = data['matchType'].astype('category')
submit
df.to_csv('submission.csv', index=False)