notes/pl/py/libfws/ml/pandas/basics.txt
Ihar Hancharenka 5dff80e88e first
2023-03-27 16:52:17 +03:00

27 строки
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http://pandas.pydata.org/pandas-docs/stable/basics.html
df.columns
df.index
df.values
df.dtypes
df.describe(include=['object'])
df2 = df.rename(columns={'int_col' : 'some_other_name'})
df.rename(columns={'int_col' : 'some_other_name'}, inplace=True)
df.drop(1, axis=0, inplace=True)
del df['x'] # del column x inplace
...isin
iat
ix
df.reindex(index=['d', 'b', 'x'], comumns=['y', 'z'])
for col in df: # non-necessary to write df.columns
print col
for index, row in df.iterrows():
print index, col
for t in df.itertuples():
print t