python-pandasHow to find duplicates in dataframe

Usage example

import pandas as pd

df = pd.DataFrame({
  'Phone':       ['ip5', 'ip6', 'ip8', 'sms', 'ip5'],
  'Price': [204,   304,   404,   405,   204  ]
})

df = df[df.duplicated()]

print(df)

output

  Phone  Price
4   ip5    204