pandas convert multiple columns to categorical
#Two ways to do this
df[['parks', 'playgrounds', 'sports']].apply(lambda x: x.astype('category'))
cols = ['parks', 'playgrounds', 'sports', 'roading']:
public[cols] = public[cols].astype('category')pandas convert multiple columns to categorical
#Two ways to do this
df[['parks', 'playgrounds', 'sports']].apply(lambda x: x.astype('category'))
cols = ['parks', 'playgrounds', 'sports', 'roading']:
public[cols] = public[cols].astype('category')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 aCopyright © 2021 Codeinu
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