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pandas.Series.round
- Series.round(decimals=0, *args, **kwargs)[source]
- 
    Round each value in a Series to the given number of decimals. Parameters: decimals : int Number of decimal places to round to (default: 0). If decimals is negative, it specifies the number of positions to the left of the decimal point. Returns: Series object See also 
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 https://pandas.pydata.org/pandas-docs/version/0.21.1/generated/pandas.Series.round.html