/TypeScript/Df.value_counts to dataframe

Df.value_counts to dataframe

Value_counts pandas

>>> index = pd.Index([3, 1, 2, 3, 4, np.nan])
>>> index.value_counts()
3.0    2
4.0    1
2.0    1
1.0    1
dtype: int64

Source: pandas.pydata.org

Df.value_counts to dataframe

df = df.value_counts().rename_axis('unique_values').reset_index(name='counts')
print (df)
   unique_values  counts
0              2       3
1              1       2

Source: stackoverflow.com

Plot value counts pandas


df.letters.value_counts().sort_values().plot(kind = 'barh')

Source: stackoverflow.com

Similar codes

1 vote233 views1 answer
React-router-dom redirect on click
TypeScript
0 vote233 views1 answer
What version of python supports kivy
TypeScript
0 vote237 views1 answer
Convert int number in f#
TypeScript
0 vote231 views1 answer
Sort an arraylist of objects in java
TypeScript
0 vote243 views1 answer
Cube roots vb.net
TypeScript
0 vote226 views1 answer
Linux Write a command to list all contents of files whose names start by a and end by z
TypeScript
9 votes244 views3 answers
Typescript onclick event type props
TypeScript
1 vote223 views1 answer
Typescript use object keys as index
TypeScript
1 vote234 views1 answer
Template variables are read-only.
TypeScript
0 vote228 views1 answer
Regroupe les éléments de 2 tableaux java
TypeScript