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[Commit-gnuradio] r5931 - grc/trunk/src

From: jblum
Subject: [Commit-gnuradio] r5931 - grc/trunk/src
Date: Tue, 10 Jul 2007 21:35:14 -0600 (MDT)

Author: jblum
Date: 2007-07-10 21:35:13 -0600 (Tue, 10 Jul 2007)
New Revision: 5931

fixed minor bug in math parser: checking for none type

Modified: grc/trunk/src/
--- grc/trunk/src/     2007-07-10 20:13:40 UTC (rev 5930)
+++ grc/trunk/src/     2007-07-11 03:35:13 UTC (rev 5931)
@@ -466,12 +466,12 @@
                if not _is_comma(element): 
                        if not _is_list(element) and not _is_number(element) 
and element not in _CONSTANTS.values(): 
                                raise NameError, 'Unknown symbol 
-                       if last_element and not _is_comma(last_element): 
#elements not separated by commas
+                       if last_element != None and not 
_is_comma(last_element): #elements not separated by commas
                                raise SyntaxError, 'Expected comma, but found 
                        vector.append(element)  #good syntax, record the element
                elif _is_comma(element) and _is_comma(last_element):    #2 
commas in a row
                        raise SyntaxError, 'Commas must be separated by 
-               elif _is_comma(element) and not last_element:   #a comma was 
the first element
+               elif _is_comma(element) and last_element == None:       #a 
comma was the first element
                        raise SyntaxError, 'A non-comma must precede a comma.'
                last_element = element
        if len(vector) == 1 and not _is_comma(last_element): return vector[0]   
#return single number

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