chore: import upstream snapshot with attribution

hanlp/components/lambda_wrapper.py

@@ -0,0 +1,29 @@
+# -*- coding:utf-8 -*-
+# Author: hankcs
+# Date: 2019-12-31 18:36
+from typing import Callable, Any
+
+from hanlp.common.component import Component
+from hanlp_common.reflection import classpath_of, object_from_classpath, str_to_type
+
+
+class LambdaComponent(Component):
+    def __init__(self, function: Callable) -> None:
+        super().__init__()
+        self.config = {}
+        self.function = function
+        self.config['function'] = classpath_of(function)
+        self.config['classpath'] = classpath_of(self)
+
+    def predict(self, data: Any, **kwargs):
+        unpack = kwargs.pop('_hanlp_unpack', None)
+        if unpack:
+            return self.function(*data, **kwargs)
+        return self.function(data, **kwargs)
+
+    @staticmethod
+    def from_config(meta: dict, **kwargs):
+        cls = str_to_type(meta['classpath'])
+        function = meta['function']
+        function = object_from_classpath(function)
+        return cls(function)