SettingWithCopyWarning: A value is trying to be set on a copy of a slice from a DataFrame, give error

[milansoliya4210]

SettingWithCopyWarning:
A value is trying to be set on a copy of a slice from a DataFrame

See the caveats in the documentation: https://pandas.pydata.org/pandas-docs/stable/user_guide/indexing.html#returning-a-view-versus-a-copy
df['upperband'][current] = df['upperband'][previous]
C:\Working\BackTesting\Inv\Udemy\Working\Crypto\crypto_sar_macd_ema_super_trend\parbolic_sar_test.py:204: SettingWithCopyWarning:
A value is trying to be set on a copy of a slice from a DataFrame

See the caveats in the documentation: https://pandas.pydata.org/pandas-docs/stable/user_guide/indexing.html#returning-a-view-versus-a-copy
df['in_uptrend'][current] = True