Azure 函数 - 异常：OSError：[Errno 30] 只读文件系统：

Question

我正在尝试从 Excel 文件中复制该值，但它返回此错误消息：

Exception while executing function: Functions.extract Result: Failure
Exception: OSError: [Errno 30] Read-only file system: './data_download/xxxxx.xlsx'
Stack:   File "/azure-functions-host/workers/python/3.8/LINUX/X64/azure_functions_worker/dispatcher.py", line 343, in handle_invocation_request
    call_result = await self._loop.run_in_executor(
  File "/usr/local/lib/python3.8/concurrent/futures/thread.py", line 57, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/azure-functions-host/workers/python/3.8/LINUX/X64/azure_functions_worker/dispatcher.py", line 480, in __run_sync_func
    return func(**params)
  File "/home/site/wwwroot/extract/_init_.py", line 62, in main
    with open(download_file_path, "wb") as download_file:

我的代码

with open(download_file_path, "wb") as download_file:

Answer 1

这个和Azure函数没有关系，一般只有/tmp好像是可写的

尝试将 tmp 添加到文件路径

filepath = '/tmp/' + key