sum of a column in pandas
Total = df['MyColumn'].sum()
print (Total)
319
                                
                            sum of a column in pandas
Total = df['MyColumn'].sum()
print (Total)
319
                                
                            pandas ttable with sum totals
import numpy as np
import pandas as pd
df = pd.DataFrame({'a': [10,20],'b':[100,200],'c': ['a','b']})
df.loc['Column_Total']= df.sum(numeric_only=True, axis=0)
df.loc[:,'Row_Total'] = df.sum(numeric_only=True, axis=1)
print(df)
                 a      b    c  Row_Total
0             10.0  100.0    a      110.0
1             20.0  200.0    b      220.0
Column_Total  30.0  300.0  NaN      330.0
                                
                            python column = sum of list of columns
list_of_my_columns = ['Col A', 'Col E', 'Col Z']
df['Sum'] = df[list_of_my_columns].sum(axis=1)
                                
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