pandas change order columns code example
Example 1: python change column order in dataframe
cols = df.columns.tolist()
cols = cols[-1:] + cols[:-1]
df = df.reindex(cols, axis=1)
Example 2: how to change the column order in pandas dataframe
df = df.reindex(columns=column_names)
Example 3: python more order of columns
In [7]: cols = df.columns.tolist()
In [8]: cols
Out[8]: [0L, 1L, 2L, 3L, 4L, 'mean']
In [12]: cols = cols[-1:] + cols[:-1]
In [13]: cols
Out[13]: ['mean', 0L, 1L, 2L, 3L, 4L]
In [14]: df = df[cols]
Example 4: reorder columns pandas
cols = df.columns.tolist()
cols = cols[-1:] + cols[:-1]
df = df[cols]
Example 5: pandas reorder columns
df.columns
Index(['item1','item2','item3'], dtype='object')
cols = ['item3','item1','item2']
df = df[cols]