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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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73 lines
2.3 KiB
73 lines
2.3 KiB
#!/usr/bin/env python3 |
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# Copyright 2020 The gRPC Authors |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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"""Utility functions for build file generation scripts.""" |
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import importlib.util |
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import os |
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import sys |
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import types |
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from typing import Any, List, Mapping, Union |
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def import_python_module(path: str) -> types.ModuleType: |
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"""Imports the Python file at the given path, returns a module object.""" |
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module_name = os.path.basename(path).replace(".py", "") |
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spec = importlib.util.spec_from_file_location(module_name, path) |
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module = importlib.util.module_from_spec(spec) |
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sys.modules[module_name] = module |
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spec.loader.exec_module(module) |
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return module |
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class Bunch(dict): |
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"""Allows dot-accessible dictionaries.""" |
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def __init__(self, d: Mapping): |
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dict.__init__(self, d) |
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self.__dict__.update(d) |
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def to_bunch(var: Any) -> Any: |
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"""Converts any kind of variable to a Bunch.""" |
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if isinstance(var, list): |
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return [to_bunch(i) for i in var] |
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if isinstance(var, dict): |
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ret = {} |
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for k, v in list(var.items()): |
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if isinstance(v, (list, dict)): |
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v = to_bunch(v) |
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ret[k] = v |
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return Bunch(ret) |
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else: |
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return var |
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def merge_json(dst: Union[Mapping, List], add: Union[Mapping, List]) -> None: |
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"""Merges JSON objects recursively.""" |
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if isinstance(dst, dict) and isinstance(add, dict): |
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for k, v in list(add.items()): |
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if k in dst: |
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if k.startswith("#"): |
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continue |
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merge_json(dst[k], v) |
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else: |
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dst[k] = v |
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elif isinstance(dst, list) and isinstance(add, list): |
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dst.extend(add) |
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else: |
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raise TypeError( |
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"Tried to merge incompatible objects %s %s\n\n%r\n\n%r" |
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% (type(dst).__name__, type(add).__name__, dst, add) |
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)
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