df.dropna(inplace=True)
# to drop any rows that contain any null values
df.dropna(how='all', inplace=True)
# to drop the rows wich all of it's values is any
# if you want to drop the columns not the rows you just set the axis to 1 like this:
df.dropna(axis=1, inplace=True)
df.dropna()
df = df[df['EPS'].notna()]
df.dropna(inplace=True)
df=df.interpolate(method='pad', limit=3)