Detect duplicate globals from basic.py

ansible_testing/utils.py

@@ -0,0 +1,24 @@
+import ast
+
+
+def find_globals(g, tree):
+    """Uses AST to find globals in an ast tree"""
+    for child in tree:
+        if hasattr(child, 'body') and isinstance(child.body, list):
+            find_globals(g, child.body)
+        elif isinstance(child, (ast.FunctionDef, ast.ClassDef)):
+            g.add(child.name)
+            continue
+        elif isinstance(child, ast.Assign):
+            try:
+                g.add(child.targets[0].id)
+            except (IndexError, AttributeError):
+                pass
+        elif isinstance(child, ast.Import):
+            g.add(child.names[0].name)
+        elif isinstance(child, ast.ImportFrom):
+            for name in child.names:
+                g_name = name.asname or name.name
+                if g_name == '*':
+                    continue
+                g.add(g_name)