Modified matrix_mult to be a module

matrix_mult.py

@@ -22,6 +22,9 @@ Example:
     ... ]
     >>> multiply(M, N)
     [[7, 14], [3, 6]]
+    
+NOTE: If you import the matrix_mult module into another project, call it with matrix_mult.multiply(M, N).
+
 """
 
 
@@ -36,18 +39,4 @@ def multiply(M: List[List], N: List[List]) -> List[List]:
             for k in range(mcols):
                 result[i][j] += M[i][k] * N[k][j]
     return result
-   
-    
-    
-M = [
-    [1, 2, 4],
-    [0, 1, 2]
-]
-    
-N = [
-    [1, 2],
-    [3, 4],
-    [0, 1]
-]
- 
-print(multiply(M, N))   
+