/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

2 votes168 views1 answer
How to install from url in python
Python
0 vote174 views1 answer
Python first two numbers
Python
0 vote154 views1 answer
Python milliseconds to datetime
Python
3 votes175 views1 answer
Django flush
Python
0 vote141 views1 answer
How to sort subset of rows in pandas df
Python
1 vote182 views1 answer
Nice python turtle code
Python
0 vote205 views1 answer
Check django version in your system
Python Django
1 vote159 views1 answer
Python install tabulate
Python
0 vote160 views1 answer
Random word generator django
Python
0 vote180 views1 answer
Django cms create page programmatically
Python