1.3.2.0 msmetadata.nrows

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msmetadata.nrows - Function

1.3.2 Get the number of visibilities (from the main table) associated with the MS.

Description

Get the number of visibilities (from the main table) associated with the MS.

Arguments


Inputs
autoc	Include autocorrelation data? If False, only cross correlation rows will be summed.
	allowed:	bool
	Default:	true
flagged	Include flagged data? If False, only unflagged or patially flagged rows will be summed.
	allowed:	bool
	Default:	true

Returns
double

Example

    msmd.open("my.ms")
    # get the total number of rows
    nrows = msmd.nrows()
    # got the number of cross correlation rows
    ncross = msmd.nrows(auto=False)
    # get the number of unflagged rows
    ngood = msmd.nrows(flagged=False)
    # get the number of unflagged cross correlation rows
    ncrossunflagged = msmd.nrows(auto=False, flagged=False)
    msmd.done()

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