Answers for "python count frequency in column"

3

python plot frequency of column values

# Plot frequency
my_df['my_var'].value_counts().plot.bar()

# Add column freq to the DF
df['freq']=df.groupby(by='Name')['Name'].transform('count')
Posted by: Guest on October-20-2020
2

frequency count of values in pandas dataframe

df['column_name'].value_counts()
df.groupby(['column_name']).count()

#Each returns the results in a pandas Series.
Posted by: Guest on August-28-2021

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