df.sort_values(by='col1', ascending=False)
final_df = df.sort_values(by=['2'], ascending=False)
df.sort_values(by='col1', ascending=False, na_position='first', inplace=True)
df.rename(columns={1:'month'},inplace=True) df['month'] = pd.Categorical(df['month'],categories=['December','November','October','September','August','July','June','May','April','March','February','January'],ordered=True) df = df.sort_values('month',ascending=False)
sorted = df.sort_values('column-to-sort-on', ascending=False) #or df.sort_values('name', inplace=True)