Python Shiframe DataFrame
df.shift(2, axis = 0)
df.shift(-2, axis = 0)
df['c1'] = df['c2'].shift(2, axis = 0)
df['c1'] = df['c2'].shift(-2, axis = 0)
JJSSEECC
df.shift(2, axis = 0)
df.shift(-2, axis = 0)
df['c1'] = df['c2'].shift(2, axis = 0)
df['c1'] = df['c2'].shift(-2, axis = 0)