/Python/Extract first letter of column python

Extract first letter of column python

df['new_col'] = df['First'].astype(str).str[0]
df

Out[29]:
   First  Second new_col
0    123     234       1
1     22    4353       2
2     32     355       3
3    453     453       4
4     45     345       4
5    453     453       4
6     56      56       5

Similar codes

0 vote226 views1 answer
Insert a new row to numpy array in especific position
Python
1 vote234 views1 answer
Flask get value of radio button
Python Flask
0 vote210 views1 answer
Flask files not updating
Python Flask
15 votes172 views2 answers
Loop throughthe key and the values of a dict in python
Python
16 votes125 views1 answer
Save model keras
Python
24 votes155 views1 answer
Get wd in python
Python
1 vote229 views2 answers
Redirect to the same page django
Python Django
0 vote199 views1 answer
Taggablemanager serializer django
Python Django
1 vote196 views1 answer
Get a list of open applications python
Python
0 vote170 views1 answer
Comparing values in python
Python