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msmetadata.scansforspw - Function

1.3.2 Get an array of the unique scan numbers associated with the specified zero-based spectral window ID, observation ID, and array ID.


Description

Get an array of the unique scan numbers associated with the specified zero-based spectral window ID, observation ID, and array ID.

Arguments





Inputs

spw

Zero-based spectral window ID for which to return the scan numbers.

allowed:

int

Default:

-1

obsid

Observation ID. A negative value indicates all observation IDs should be used.

allowed:

int

Default:

-1

arrayid

Array ID. A negative value indicates all array IDs should be used.

allowed:

int

Default:

-1

Returns
intArray

Example

 
    msmd.open("my.ms")  
    # get the scan numbers associated with spectral window ID 14, all obsids, all arrayids  
    scan_numbers = msmd.scansforspw(14)  
    msmd.done()  

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