Make it Python3 friendly

Author: Katharina Ceesay-Seitz

hdlparse/minilexer.py

@@ -22,7 +22,7 @@ def __init__(self, tokens, flags=re.MULTILINE):
     self.tokens = {}
 
     # Pre-process the state definitions
-    for state, patterns in tokens.iteritems():
+    for state, patterns in tokens.items():
       full_patterns = []
       for p in patterns:
         pat = re.compile(p[0], flags)
@@ -33,7 +33,7 @@ def __init__(self, tokens, flags=re.MULTILINE):
         if new_state and new_state.startswith('#pop'):
           try:
             new_state = -int(new_state.split(':')[1])
-          except IndexError, ValueError:
+          except (IndexError, ValueError):
             new_state = -1
 
         full_patterns.append((pat, action, new_state))

hdlparse/vhdl_parser.py

@@ -753,7 +753,7 @@ def _register_array_types(self, objects):
     subtypes = {o.name:o.base_type for o in objects if isinstance(o, VhdlSubtype)}
 
     # Find all subtypes of an array type
-    for k,v in subtypes.iteritems():
+    for k,v in subtypes.items():
       while v in subtypes: # Follow subtypes of subtypes
         v = subtypes[v]
       if v in self.array_types: