Data Analysis 14 - Time Series in Pandas

Preface: In date processing, some functions use corresponding time symbols to represent time. The common symbols are as follows:

• You can view the pandas documentation

sequentially

• generate time series
  • Code: pd.date_range(start='2021-01-01', end='2021-01-31', freq='5D') # start: 2021-01-01, end: 2021-01-31, interval 5 days
  • Parameters: start: start date; end: end date; freq: time frequency; periods: number of generated periods
• time series addition and subtraction
  • example
    
• time forward (future) offset
  
• Time offset backwards (in the past)
  
• instantiation date
  • Function: The instantiated date can use some date processing methods that come with python
  • Example: