operator: Add mul and some other operators.

Signed-off-by: Damien George <damien@micropython.org>

Author: jrmoserbaltimore

python-stdlib/operator/manifest.py

@@ -1,3 +1,3 @@
-metadata(version="0.1.1")
+metadata(version="0.2.0")
 
 module("operator.py")

python-stdlib/operator/operator.py

@@ -31,13 +31,56 @@ def ne(a, b):
     return a != b
 
 
+def add(a, b):
+    return a + b
+
+
+def and_(a, b):
+    return a & b
+
+
+def floordiv(a, b):
+    return a // b
+
+
+def inv(a):
+    return ~a
+
+
+invert = inv
+
+
 def mod(a, b):
     return a % b
 
 
+def mul(a, b):
+    return a * b
+
+
+def neg(a):
+    return -a
+
+
+def or_(a, b):
+    return a | b
+
+
+def pow(a, b):
+    return a**b
+
+
+def sub(a, b):
+    return a - b
+
+
 def truediv(a, b):
     return a / b
 
 
+def xor(a, b):
+    return a ^ b
+
+
 def floordiv(a, b):
     return a // b