Timestream.coalesce

Timestream.coalesce(arg, *args)

Return a Timestream containing the first non-null point from self and the arguments.

Parameters:

• arg (Arg)

  The next value to be coalesced (required).

• args (Arg, default: ())

  Additional values to be coalesced (optional).

Returns:

Timestream

Timestream containing the first non-null value from each point.

If all values are null, then returns null.