pandas dataframe get number of columns
import pandas as pd
df = pd.DataFrame({"pear": [1,2,3], "apple": [2,3,4], "orange": [3,4,5]})
len(df.columns)
3pandas dataframe get number of columns
import pandas as pd
df = pd.DataFrame({"pear": [1,2,3], "apple": [2,3,4], "orange": [3,4,5]})
len(df.columns)
3count elements in columns pandas
df['COL_NAME'].count(axis=1)python count variable and put the count in a column of data frame
df['freq'] = df.groupby('myvar')['myvar'].transform('count')Copyright © 2021 Codeinu
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