Working with Time Series Data

Timestamps and Periods

DatetimeIndex

Timedelta and TimedeltaIndex

date_range() Function

Frequency Options

Custom Start and End Dates

to_datetime() Function

Parsing Date Strings

Handling Different Date Formats

Localizing Time Zones

Converting Between Time Zones

shift() Method

Shifting Data Forward and Backward

Calculating Differences

Downsampling

Upsampling

Aggregation During Resampling

Custom Resampling Rules

rolling() Method

Rolling Mean

Rolling Sum

Custom Rolling Functions

expanding() Method

Expanding Mean

Expanding Sum