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HTTP SDK for querying pipeline data service

Project description

qgdata Python SDK

定位

qgdataqgdata-http-service 的 Python 客户端,提供接近 Tushare 的调用体验,返回 pandas.DataFrame

安装

pip install qgdata

快速开始

import qgdata as qg

qg.set_token("your-token")
pro = qg.pro_api()

df = pro.stock_basic(
    fields="ts_code,name,list_date",
    order_by="list_date",
    sort="desc",
    limit=20,
)
print(df.head())

也支持通过环境变量传入 Token(适合回测/自动化场景):

import os
os.environ['QGDATA_TOKEN'] = 'your-token'

from qgdata import pro_api
pro = pro_api()
df = pro.daily(ts_code='000001.SZ', start_date='20260101', end_date='20260320')

Token 优先级:pro_api(token=) > set_token() > QGDATA_TOKEN 环境变量。

详细的用户接口文档见:docs/SDK_USER_API.md。 分钟行情专版文档见:docs/SDK_USER_API_STK_MINS.md

核心接口

统一查询:

df = pro.query(
    "stock_basic",
    ts_code="000001.SZ",
    fields=["ts_code", "name", "list_date"],
    order_by="list_date",
    sort="desc",
    limit=200,
    offset=0,
)

动态方法(等价于 query):

df = pro.stock_basic(ts_code="000001.SZ", limit=50)

获取 API 列表:

apis = pro.list_apis(enabled_only=True)

核心能力

  • set_token() + pro_api() 初始化
  • pro.query(...) 统一查询
  • pro.xxx(...) 动态 API 调用
  • pro.list_apis(...) 拉取可用接口

参数约定

  • 支持普通参数和列表参数
  • 支持分页:limit / offset
  • 支持排序:order_by / sortascdesc
  • 参数语义由服务端解释

异常处理

HTTP 或业务错误会抛出 PipelineSDKError

from qgdata import PipelineSDKError

try:
    df = pro.query("stock_basic", limit=10)
except PipelineSDKError as exc:
    print("message:", exc)
    print("code:", exc.code)
    print("detail:", exc.detail)

常见错误消息:

  • unauthorized(401)
  • 其它服务端 message(统一透传)

开发与发布

python -m pip install --upgrade build twine
python -m build
python -m twine check dist/*

更多发布步骤:docs/PYPI_PUBLISH.md

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