Merge pull request #2065 from opendatalab/release-1.3.0

Release 1.3.0

magic_pdf/model/sub_modules/ocr/paddleocr2pytorch/pytorchocr/modeling/heads/__init__.py

+# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+__all__ = ["build_head"]
+
+
+def build_head(config, **kwargs):
+    # det head
+    from .det_db_head import DBHead, PFHeadLocal
+
+    # rec head
+    from .rec_ctc_head import CTCHead
+    from .rec_multi_head import MultiHead
+
+    # cls head
+    from .cls_head import ClsHead
+
+    support_dict = [
+        "DBHead",
+        "CTCHead",
+        "ClsHead",
+        "MultiHead",
+        "PFHeadLocal",
+    ]
+
+    module_name = config.pop("name")
+    char_num = config.pop("char_num", 6625)
+    assert module_name in support_dict, Exception(
+        "head only support {}".format(support_dict)
+    )
+    module_class = eval(module_name)(**config, **kwargs)
+    return module_class