fix(mge): fix some minor problems

GitOrigin-RevId: 43abda2ab9cad1b39830e00af774b1368436cb1d

imperative/python/megengine/logger.py

@@ -158,10 +158,12 @@ def set_log_level(level, update_existing=True):
         update_existing: whether to update existing loggers
     """
     global _default_level  # pylint: disable=global-statement
+    origin_level = _default_level
     _default_level = level
     if update_existing:
         for i in _all_loggers:
             i.setLevel(level)
+    return origin_level
 
 
 _logger = get_logger(__name__)

imperative/python/megengine/module/conv_bn.py

@@ -32,7 +32,7 @@ class _ConvBnActivation2d(Module):
         track_running_stats=True,
         **kwargs
     ):
-        super().__init__()
+        super().__init__(**kwargs)
         self.conv = Conv2d(
             in_channels,
             out_channels,

imperative/python/megengine/module/module.py

@@ -49,17 +49,13 @@ def _access_structure(obj, key, callback=None):
     parent = None
     for k in key_list:
         parent = cur
-        if isinstance(cur, (Tensor, Module)):
-            cur = getattr(cur, k)
-        elif isinstance(cur, (list, tuple)):
+        if isinstance(cur, (list, tuple)):
             k = int(k)
             cur = cur[k]
         elif isinstance(cur, dict):
             cur = cur[k]
         else:
-            raise ValueError(
-                "Unsupport value type {} to access attribute".format(type(cur))
-            )
+            cur = getattr(cur, k)
     return callback(parent, k, cur)
 
 
@@ -650,8 +646,8 @@ class Module(metaclass=ABCMeta):
                 v._name = k
             elif v._name != k:
                 logger.warning(
-                    "try setting the submodule `{}` to a new attribute `{}`, its name `{}` will remain unchanged".format(
-                        v._name, k, v._name
+                    "try setting the submodule `{}` to `{}`'s new attribute `{}`, its name `{}` will remain unchanged".format(
+                        type(v), type(self), k, v._name
                     )
                 )
         super().__setattr__(name, value)

imperative/python/megengine/quantization/utils.py

@@ -111,10 +111,8 @@ class QParams:
         return "QParams({})".format(content)
 
 
-class LSQParams:
-    r"""To standardize LSQ's qparams format. If custom
-    qparams is needed, inherit this class and add custom ``__slots__``.
-    """
+class LSQParams(QParams):
+    r"""LSQ qparams with extra grad_scale slot."""
 
     __slots__ = "mode", "dtype_meta", "scale", "zero_point", "grad_scale"
 
@@ -126,30 +124,9 @@ class LSQParams:
         zero_point: Tensor,
         grad_scale: Tensor,
     ):
-        self.mode = mode
-        self.dtype_meta = dtype_meta
-        self.scale = scale
-        self.zero_point = zero_point
+        super().__init__(mode, dtype_meta, scale, zero_point)
         self.grad_scale = grad_scale
 
-    def update(self, lsqparams: "LSQParams"):
-        for key in self.__slots__:
-            setattr(self, key, getattr(lsqparams, key))
-
-    def __eq__(self, other):
-        if len(self.__slots__) != len(other.__slots__):
-            return False
-        for key in self.__slots__:
-            if not hasattr(other, key) or getattr(self, key) != getattr(other, key):
-                return False
-        return True
-
-    def __repr__(self):
-        content = ", ".join(
-            ["{}={}".format(key, getattr(self, key)) for key in self.__slots__]
-        )
-        return "LSQParams({})".format(content)
-
 
 class QParamsModuleMixin(abc.ABC):
     def get_quantized_dtype(self):

imperative/python/megengine/traced_module/traced_module.py

@@ -642,7 +642,6 @@ class InternalGraph:
         Returns:
             A :class:`~.TracedModule.NodeFilterType`.
         """
-        assert issubclass(module_cls, Module)
         return self.nodes(recursive).type(module_cls)
 
     def get_node_by_id(self, node_id: List[int] = None, recursive=True):

imperative/python/megengine/traced_module/utils.py

@@ -96,6 +96,12 @@ class _ModuleList(Module, MutableSequence):
                 raise IndexError("list index out of range")
         return rst if len(rst) > 1 else rst[0]
 
+    def __setattr__(self, key, value):
+        # clear mod name to avoid warning in Module's setattr
+        if isinstance(value, Module):
+            value._name = None
+        super().__setattr__(key, value)
+
     def __setitem__(self, idx: int, mod: Module):
         if not isinstance(mod, Module):
             raise ValueError("invalid sub-module")
@@ -159,6 +165,12 @@ class _ModuleDict(Module, MutableMapping):
     def __getitem__(self, key):
         return getattr(self, key)
 
+    def __setattr__(self, key, value):
+        # clear mod name to avoid warning in Module's setattr
+        if isinstance(value, Module):
+            value._name = None
+        super().__setattr__(key, value)
+
     def __setitem__(self, key, value):
         if not isinstance(value, Module):
             raise ValueError("invalid sub-module")