Use str.zfill method to pad binary strings

caleb531 · Jan 11, 2016 · 4562def · 4562def
1 parent 2fcc479
commit 4562def
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/simulator.py b/src/simulator.py
@@ -25,7 +25,7 @@ def get_bin_addr(word_addr, num_addr_bits=None):
         return bin_addr
     else:
         # Pad binary address with zeroes if too short
-        bin_addr = ('0' * (num_addr_bits - len(bin_addr))) + bin_addr
+        bin_addr = bin_addr.zfill(num_addr_bits)
         return bin_addr