how can i remove entire row if a column has more than 10 characters using pandas

Question

Delete entire record if column is more than 10 characters how can i delete that entire record.

My dataframe is

Sl.no     name                 reason
1         sara                 hello 
2          ram                  how are you?
3          raghu                how do you do?
4          sai                   hey !!

Expected Output:

Sl.no     name                 reason
1         sara                 hello 
2          sai                 hey !!

Thanks inadvance.

Answer 1

I believe need boolean indexing with inverted mask from > to <= and find lengths by Series.str.len:

df = df[df['reason'].str.len() <= 10]
print (df)
   Sl.no  name  reason
0      1  sara   hello
3      4   sai  hey !!