how to convert each string to a category or int in python dataframe
In [3]: df = pd.DataFrame({"A": ["a", "b", "c", "a"]})
In [4]: df["B"] = df["A"].astype('category')
In [5]: df
Out[5]:
A B
0 a a
1 b b
2 c c
3 a ahow to convert each string to a category or int in python dataframe
In [3]: df = pd.DataFrame({"A": ["a", "b", "c", "a"]})
In [4]: df["B"] = df["A"].astype('category')
In [5]: df
Out[5]:
A B
0 a a
1 b b
2 c c
3 a apandas convert string column to int list column
df_out['gids'] = df_out['gids'].map(lambda x: list(map(int, filter(None, x.split(' ')))))Copyright © 2021 Codeinu
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