df.sample(

df.sample()

df.sample(

df.sample() weight

df.sample(frac=1

df = df.sample(n=3)

part_50 = df.sample(frac = 0.5)

df.sample(frac=1, ) function

df = df.sample(frac = 1)

df.sample(frac=1, random_state=1)

df.sample() function with replacemnet python

df.sample(False, 0.5, seed=0)

df = df.sample(frac=1).reset_index(drop=true)