Python not in list

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

Python not in list

>>> 3 not in [2, 3, 4]
False
>>> 3 not in [4, 5, 6]
True

Source: stackoverflow.com

Similar codes

2 votes177 views2 answers
Count consecutive values in python
Python
112 votes175 views6 answers
Do while python
Python
0 vote179 views1 answer
Pyserial read
Python
1 vote171 views2 answers
Incognito selenium
Python
1 vote193 views1 answer
Python sleep random
Python
23 votes166 views10 answers
Pycharm
Python
0 vote191 views1 answer
Doomsday fuel foobar
Python
2 votes232 views3 answers
.first() in django
Python Django
4 votes209 views1 answer
.text python
Python
0 vote177 views1 answer
Master python
Python