[103] | 1 | from asap._asap import sdreader |
---|
| 2 | |
---|
| 3 | class reader(sdreader): |
---|
| 4 | """ |
---|
| 5 | This class allows the user to import single dish files |
---|
| 6 | (rpfits,sdfits,ms). |
---|
| 7 | Available functions are: |
---|
| 8 | |
---|
| 9 | read(integrations) |
---|
| 10 | summary CURRENTLY DISABLED |
---|
| 11 | |
---|
| 12 | Example: |
---|
| 13 | r = reader('/tmp/P389.rpf') |
---|
| 14 | scans r.read() # reads in the complete file into 'scans' |
---|
| 15 | print scans # summarises the contents |
---|
| 16 | del r # destroys the reader |
---|
| 17 | """ |
---|
| 18 | |
---|
| 19 | def __init__(self, filename): |
---|
| 20 | """ |
---|
| 21 | Parameters: |
---|
| 22 | filename: the name of an rpfits/sdfits/ms file on disk |
---|
| 23 | Example: |
---|
| 24 | r = reader('/tmp/2001-09-01_0332_P363.rpf') |
---|
| 25 | """ |
---|
| 26 | sdreader.__init__(self, filename) |
---|
| 27 | |
---|
| 28 | def read(self,integrations=None): |
---|
| 29 | """ |
---|
| 30 | Reads in an returns a specified sequence of integrations. |
---|
| 31 | If no list is given all integrations a read in. |
---|
| 32 | Parameters: |
---|
| 33 | integrations: a 'range' of integration numbers, e.g. |
---|
| 34 | range(100) or [0,1,2,3,4,10,11,100] |
---|
| 35 | Example: |
---|
| 36 | r.read([0,1,2,3,4]) # reads in the first 5 integatrions |
---|
| 37 | # NOT scans |
---|
| 38 | r.read(range(100)) # read in the first 100 integrations |
---|
| 39 | """ |
---|
| 40 | from asap import scantable |
---|
| 41 | if integrations is None: |
---|
| 42 | integrations = [-1] |
---|
| 43 | sdreader.read(self,integrations) |
---|
| 44 | tbl = sdreader.getdata(self) |
---|
| 45 | return scantable(tbl) |
---|
| 46 | |
---|
| 47 | def summary(self): |
---|
| 48 | print "Disabled" |
---|
| 49 | return |
---|
| 50 | sdreader.reset(self) |
---|
| 51 | sdreader.read([-1]) |
---|
| 52 | sdreader.reset(self) |
---|
| 53 | tbl = sdreader.getdata(self) |
---|
| 54 | print tbl.summary() |
---|