调用Databricks REST API查询作业运行记录:分页Token问题求助
修复Databricks作业运行列表API的分页问题
你遇到的分页无效、结果重复的核心原因是API参数名错误:Databricks jobs/runs/list API要求分页时传入page_token参数,而你代码中错误地使用了next_page_token作为参数名,导致每次请求都默认返回第一页数据。
具体修复步骤及优化点
修正分页参数名
将响应返回的next_page_token赋值给正确的请求参数page_token,而非next_page_token。添加请求错误处理
新增response.raise_for_status(),及时捕获API请求失败的异常(如权限错误、网络问题等)。优化数据处理逻辑
- 避免循环内重复创建并打印完整DataFrame,改为打印当前累积数据量跟踪进度;
- 处理
execution_duration的空值情况,避免int(None)引发的报错。
修改后的完整代码
import requests import pandas as pd import math import datetime import json def fetch_and_process_job_runs(base_uri, api_token, params): endpoint = '/api/2.1/jobs/runs/list' headers = {'Authorization': f'Bearer {api_token}'} all_data = [] # 存储所有分页的数据 while True: response = requests.get(base_uri + endpoint, headers=headers, params=params) # 检查请求是否成功,失败则抛出异常 response.raise_for_status() response_json = response.json() data = [] for run in response_json["runs"]: start_time_ms = run["start_time"] start_time_seconds = start_time_ms / 1000 start_time_readable = datetime.datetime.fromtimestamp(start_time_seconds).strftime('%Y-%m-%d %H:%M:%S') # 处理execution_duration为空的情况,默认设为0 exec_duration = run.get('execution_duration', 0) exec_duration_mins = math.ceil(int(exec_duration) / (1000 * 60)) data.append({ "job_id": run["job_id"], "creator_user_name": run["creator_user_name"], "run_name": run["run_name"], "run_page_url": run["run_page_url"], "run_id": run["run_id"], "execution_duration_in_mins": exec_duration_mins, "result_state": run["state"].get("result_state"), "start_time": start_time_readable }) all_data.extend(data) # 打印当前进度,替代完整DataFrame输出 print(f"已获取 {len(all_data)} 条作业运行记录") if response_json.get("has_more"): next_page_token = response_json.get("next_page_token") # 使用正确的分页参数名page_token params['page_token'] = next_page_token else: break df = pd.DataFrame(all_data) return df # 替换为你的实际配置 now = datetime.datetime.utcnow() yesterday = now - datetime.timedelta(days=1) start_time_from = int(yesterday.replace(hour=0, minute=0, second=0, microsecond=0).timestamp()) * 1000 start_time_to = int(yesterday.replace(hour=23, minute=59, second=59, microsecond=999999).timestamp()) * 1000 params = { "start_time_from": start_time_from, "start_time_to": start_time_to, "expand_tasks": True } baseURI = 'https://adb-xxxxxxxxxxxxxx.azuredatabricks.net' apiToken = 'xxxxxxxxxxxxxxxxxxxxxxxxxx' try: result_df = fetch_and_process_job_runs(baseURI, apiToken, params) print("\n最终获取的作业运行记录:") print(result_df) # 可选:保存结果到CSV文件 # result_df.to_csv('yesterday_job_runs.csv', index=False) except requests.exceptions.RequestException as e: print(f"API请求失败:{e}")
额外注意事项
- 请确保启用
start_time_from和start_time_to参数,否则会返回所有历史作业数据,而非仅昨日数据; - 若作业数量极大,可添加
limit参数控制每页返回的记录数(API默认值为25); - 代码使用UTC时间计算昨日区间,若你的Databricks工作区使用其他时区,需调整时间计算逻辑。
内容的提问来源于stack exchange,提问作者Shahid Haider
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