Merge pull request greedo#32 from TomLaMantia/master

trim decimal bug when precision is 0

Author: greedo

xbrl/xbrl.py

@@ -660,10 +660,13 @@ def trim_decimals(s, precision=-3):
         encoded = s.encode('ascii', 'ignore')
         str_val = ""
         if six.PY3:
-            str_val = str(encoded, encoding='ascii',
-                          errors='ignore')[:precision]
+            str_val = str(encoded, encoding='ascii', errors='ignore')[:precision]
         else:
-            str_val = str(encoded)[:precision]
+            # If precision is 0, this must be handled seperately
+            if precision == 0:
+                str_val = str(encoded)
+            else:
+                str_val = str(encoded)[:precision]
         if len(str_val) > 0:
             return float(str_val)
         else: