custom copy.copy and copy.deepcopy implementations to not confuse autocompletion (just return the first param)

jedi/evaluate/stdlib.py

@@ -22,9 +22,15 @@ def execute(evaluator, obj, params):
         pass
     else:
         if obj.parent == compiled.builtin:
+            module_name = 'builtins'
+        elif isinstance(obj.parent, pr.Module):
+            module_name = str(obj.parent.name)
+        else:
+            module_name = ''
+
         # for now we just support builtin functions.
         try:
-                return _implemented['builtins'][obj_name](evaluator, obj, params)
+            return _implemented[module_name][obj_name](evaluator, obj, params)
         except KeyError:
             pass
     raise NotInStdLib()
@@ -101,11 +107,21 @@ def builtins_reversed(evaluator, obj, params):
     return [er.Instance(evaluator, obj, objects)]
 
 
+def _return_first_param(evaluator, obj, params):
+    if len(params) == 1:
+        return _follow_param(evaluator, params, 0)
+    return []
+
+
 _implemented = {
     'builtins': {
         'getattr': builtins_getattr,
         'type': builtins_type,
         'super': builtins_super,
         'reversed': builtins_reversed,
-    }
+    },
+    'copy': {
+        'copy': _return_first_param,
+        'deepcopy': _return_first_param,
+    },
 }

test/completion/stdlib.py

@@ -127,3 +127,16 @@ import hashlib
 
 #? ['md5']
 hashlib.md5
+
+# -----------------
+# copy
+# -----------------
+
+import copy
+a = copy.deepcopy(1)
+#? int()
+a
+
+a = copy.copy()
+#? 
+a