source: trunk/python/asapreader.py@ 104

Last change on this file since 104 was 103, checked in by mar637, 20 years ago

initial revision of the python asap reader class

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 1.6 KB
Line 
1from asap._asap import sdreader
2
3class 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()
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