Answers for "discretize column pandas"

standardize columns in pandas

columns = ['A', 'B','C'] #specify the column names
for col in columns:
  df[col] = (df[col] - df[col].mean())/df[col].std()

df reanme columns

df_org = df.copy()
df_org.rename(columns={'A': 'a'}, index={'ONE': 'one'}, inplace=True)
print(df_org)
#         a   B   C
# one    11  12  13
# TWO    21  22  23
# THREE  31  32  33