Descriptive error messages

pepallow/peps/p211.py

@@ -21,8 +21,11 @@ class PEP211Transformer(ast.NodeTransformer):
             and isinstance(node.iter, ast.BinOp)
             and isinstance(node.iter.op, ast.MatMult)
         ):
-            if len(node.target.elts) != 2:
-                raise ValueError("There is should be only 2 names to unpack.")
+            if len(node.target.elts) < 2:
+                raise ValueError(f"Not enough values to unpack (expected 2, got {len(node.target.elts)})")
+            elif len(node.targets.elts) > 2:
+                raise ValueError("Too many values to unpack (expected 2)") 
+                
             a, b = node.target.elts
             return ast.For(
                 target=a,

pepallow/peps/p276.py

@@ -17,6 +17,6 @@ class PEP276Transformer(ast.NodeTransformer):
     def visit_For(self, node):
         if isinstance(node.iter, ast.Num):
             if not isinstance(node.iter.n, int):
-                raise TypeError("The number should be integer, not float nor other number types.")
+                raise TypeError("The number should be integer, not float / complex.")
             node.iter = ast.Call(ast.Name("range", ast.Load()), [node.iter], [])
         return node

setup.py

@@ -8,7 +8,7 @@ with open(current_dir / "README.md", encoding="utf-8") as f:
     
 setup(
     name="pepallow",
-    version="0.1.3",
+    version="0.2",
     packages=find_packages(),
     url="https://github.com/abstractequalsmagic/pepallow",
     description = "Hack the interpreter for running rejected pep's changes.",