source: trunk/G2importphase.py @ 469

Last change on this file since 469 was 469, checked in by toby, 10 years ago

rework phase import

File size: 1.8 KB
Line 
1# a set of short routines to read in phases from various file formats
2#
3import GSASIIIO as G2IO
4
5class PDB_ReaderClass(G2IO.ImportPhase):
6    'Routines to import Phase information from a PDB file'
7    def __init__(self):
8        super(self.__class__,self).__init__( # fancy way to say ImportPhase.__init__
9            extensionlist=('.pdb','.ent','.PDB','.ENT'),
10            strictExtension=True,
11            formatName = 'PDF',
12            longFormatName = 'Original Protein Data Bank (.pdb file) import'
13            )
14    # I don't know enough to validate the contents
15    #def ContentsValidator(self, filepointer):
16    #    filepointer.seek(0) # rewind the file pointer
17    #    return True
18
19    def Reader(self,filename,filepointer, ParentFrame=None):
20        try:
21            self.Phase = G2IO.ReadPDBPhase(filename)
22            return True
23        except:
24            return False
25
26class EXP_ReaderClass(G2IO.ImportPhase):
27    ' Routines to import Phase information from GSAS .EXP files'
28    def __init__(self):
29        super(self.__class__,self).__init__( # fancy way to say ImportPhase.__init__
30            extensionlist=('.EXP',),
31            strictExtension=True,
32            formatName = 'GSAS .EXP',
33            longFormatName = 'GSAS Experiment (.EXP file) import'
34            )
35    def ContentsValidator(self, filepointer):
36        filepointer.seek(0) # rewind the file pointer
37        # first 13 characters should be VERSION tag -- I think
38        try:
39            if filepointer.read(13) == '     VERSION ':
40                return True
41        except: pass
42        return False
43
44    def Reader(self,filename,filepointer, ParentFrame=None):
45        try:
46            self.Phase = G2IO.ReadEXPPhase(ParentFrame, filename)
47            return True
48        except:
49            return False
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