Merge pull request #391 from pllab/vis-update

Small adjustment for code clarity

Author: mdko

pyrtl/simulation.py

@@ -904,10 +904,10 @@ def _render_val_with_prev(self, w, n, current_val, symbol_len, repr_func, repr_p
         """
         def to_str(v):
             f = repr_per_name.get(w.name)
-            if f is None:
-                return str(repr_func(v))
-            else:
+            if f is not None:
                 return str(f(v))
+            else:
+                return str(repr_func(v))
 
         sl = symbol_len - 1
         if len(w) > 1:
@@ -1231,10 +1231,10 @@ def formatted_trace_line(wire, trace):
 
             def to_str(v, name):
                 f = repr_per_name.get(name)
-                if f is None:
-                    return str(repr_func(v))
-                else:
+                if f is not None:
                     return str(f(v))
+                else:
+                    return str(repr_func(v))
 
             maxvallen = 0
             for name, trace in self.trace.items():

pyrtl/visualization.py

@@ -517,10 +517,10 @@ def extract(w):
 
         def to_str(v, name):
             f = repr_per_name.get(name)
-            if f is None:
-                return str(repr_func(v))
-            else:
+            if f is not None:
                 return str(f(v))
+            else:
+                return str(repr_func(v))
 
         wavestring = ''.join(wavelist)
         datastring = ', '.join(['"%s"' % to_str(data, name) for data, name in datalist])