Isnotin python

Pandas not in list

>>> df
  countries
0        US
1        UK
2   Germany
3     China
>>> countries
['UK', 'China']
>>> df.countries.isin(countries)
0    False
1     True
2    False
3     True
Name: countries, dtype: bool
>>> df[df.countries.isin(countries)]
  countries
1        UK
3     China
>>> df[~df.countries.isin(countries)]
  countries
0        US
2   Germany

Source: stackoverflow.com

Isnotin python

import pandas as pd

>>> df
  country
0        US
1        UK
2   Germany
3     China
>>> countries_to_keep
['UK', 'China']
>>> df.country.isin(countries_to_keep)
0    False
1     True
2    False
3     True
Name: country, dtype: bool
>>> df[df.country.isin(countries_to_keep)]
  country
1        UK
3     China
>>> df[~df.country.isin(countries_to_keep)]
  country
0        US
2   Germany

Source: stackoverflow.com

Similar codes

0 vote129 views1 answer
Rolling call on one column and groupby second pandas
Python
15 votes126 views6 answers
Pandas groupby multiple columns
Python
0 vote128 views1 answer
Items of a list not in another list python
Python
0 vote128 views2 answers
Check if a value is in index pandas dataframe
Python
0 vote124 views1 answer
Python - Comment lire une ligne de fichier par ligne
Python
0 vote139 views1 answer
Find & set values in pandas Dataframe
Python
0 vote111 views1 answer
Pass 2d array to 1d python
Python
40 votes118 views6 answers
Send email python
Python
1 vote145 views1 answer
Pygame how to make a transparent surface
Python
0 vote123 views1 answer
Created by and updated by in django
Python