df.columns = df.columns.str.strip()
df.columns = df.columns.str.rstrip()
df_obj = df.select_dtypes(['object'])
print (df_obj)
0 a
1 c
df[df_obj.columns] = df_obj.apply(lambda x: x.str.strip())
print (df)
0 1
0 a 10
1 c 5
df.columns = df.columns.str.lstrip()
str.strip() method
# importing library
import pandas as pd
# reading csv file and at a same time using skipinitial attribute which will remove extra space
df = pd.read_csv('student_data.csv', skipinitialspace = True)
# printing dataset
print(df)