知微
fa45d8aa5f
- health_checklist.json: 192.168.1.122→node122
- ocr_client.py: docstring IP→node122
- docs/market-data-requirements.md: IP→node122
- 所有API调用通过ProxyHandler({})绕过系统代理
Privoxy对node122:18003返回500，直连正常
81 lines
2.9 KiB
Python
Executable File
81 lines
2.9 KiB
Python
Executable File
# Protocol Buffers - Google's data interchange format
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# Copyright 2008 Google Inc. All rights reserved.
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#
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file or at
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# https://developers.google.com/open-source/licenses/bsd
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"""Contains the Nextgen Pythonic Protobuf JSON APIs."""
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from typing import Optional, Type
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from google.protobuf.message import Message
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from google.protobuf.descriptor_pool import DescriptorPool
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from google.protobuf import json_format
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def serialize(
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message: Message,
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always_print_fields_with_no_presence: bool=False,
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preserving_proto_field_name: bool=False,
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use_integers_for_enums: bool=False,
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descriptor_pool: Optional[DescriptorPool]=None,
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) -> dict:
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"""Converts protobuf message to a dictionary.
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When the dictionary is encoded to JSON, it conforms to ProtoJSON spec.
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Args:
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message: The protocol buffers message instance to serialize.
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always_print_fields_with_no_presence: If True, fields without presence
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(implicit presence scalars, repeated fields, and map fields) will always
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be serialized. Any field that supports presence is not affected by this
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option (including singular message fields and oneof fields).
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preserving_proto_field_name: If True, use the original proto field names as
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defined in the .proto file. If False, convert the field names to
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lowerCamelCase.
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use_integers_for_enums: If true, print integers instead of enum names.
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descriptor_pool: A Descriptor Pool for resolving types. If None use the
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default.
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Returns:
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A dict representation of the protocol buffer message.
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"""
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return json_format.MessageToDict(
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message,
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always_print_fields_with_no_presence=always_print_fields_with_no_presence,
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preserving_proto_field_name=preserving_proto_field_name,
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use_integers_for_enums=use_integers_for_enums,
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)
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def parse(
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message_class: Type[Message],
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js_dict: dict,
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ignore_unknown_fields: bool=False,
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descriptor_pool: Optional[DescriptorPool]=None,
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max_recursion_depth: int=100
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) -> Message:
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"""Parses a JSON dictionary representation into a message.
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Args:
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message_class: The message meta class.
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js_dict: Dict representation of a JSON message.
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ignore_unknown_fields: If True, do not raise errors for unknown fields.
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descriptor_pool: A Descriptor Pool for resolving types. If None use the
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default.
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max_recursion_depth: max recursion depth of JSON message to be deserialized.
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JSON messages over this depth will fail to be deserialized. Default value
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is 100.
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Returns:
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A new message passed from json_dict.
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"""
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new_message = message_class()
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json_format.ParseDict(
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js_dict=js_dict,
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message=new_message,
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ignore_unknown_fields=ignore_unknown_fields,
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descriptor_pool=descriptor_pool,
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max_recursion_depth=max_recursion_depth,
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)
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return new_message
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