How To Change Column Name In Pandas Code Example

Snippet 1
  df = df.rename(columns = {'myvar':'myvar_new'}) 
Snippet 2
  df.rename(columns={'oldName1': 'newName1',
                   'oldName2': 'newName2'},
          inplace=True, errors='raise')
# Make sure you set inplace to True if you want the change
# to be applied to the dataframe 
Snippet 3
  df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"}) 
Snippet 4
  print(df.rename(columns={'A': 'a', 'C': 'c'}))
#         a   B   c
# ONE    11  12  13
# TWO    21  22  23
# THREE  31  32  33
 
Snippet 5
  df.rename(columns={"A": "a", "B": "b", "C": "c"},
errors="raise", inplace=True)
 
Snippet 6
  #Pandas for Python

df.coloumns = ['A','B']  

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