title: Deployment of Python Azure Function App fails: Error: Could not find the .NET Core project file
body: <p>I have issues with the redeployment of an Azure HTTP function written in python. I deployed the app successfully via VSC to azure multiple times. After a recent code change however the deployment fails.</p>
  <p>See below the output:</p>
  <pre><code>07:36:30 ageuadffapproval: Starting deployment...
  07:36:33 ageuadffapproval: Creating zip package...
  07:36:33 ageuadffapproval: Zip package size: 9.43 kB
  07:36:34 ageuadffapproval: Fetching changes.
  07:36:35 ageuadffapproval: Cleaning up temp folders from previous zip deployments and extracting pushed zip file /tmp/zipdeploy/624525ca-de6d-40a4-b776-ca6f4e9377e2.zip (0.01 MB) to /tmp/zipdeploy/extracted
  07:36:37 ageuadffapproval: Updating submodules.
  07:36:38 ageuadffapproval: Preparing deployment for commit id '51050b0c-3'.
  07:36:38 ageuadffapproval: PreDeployment: context.CleanOutputPath False
  07:36:38 ageuadffapproval: PreDeployment: context.OutputPath /home/site/wwwroot
  07:36:38 ageuadffapproval: Repository path is /tmp/zipdeploy/extracted
  07:36:38 ageuadffapproval: Running oryx build...
  07:36:38 ageuadffapproval: Command: oryx build /tmp/zipdeploy/extracted -o /home/site/wwwroot --platform python --platform-version 3.9 -p packagedir=.python_packages/lib/site-packages
  07:36:40 ageuadffapproval: Operation performed by Microsoft Oryx, https://github.com/Microsoft/Oryx
  07:36:40 ageuadffapproval: You can report issues at https://github.com/Microsoft/Oryx/issues
  07:36:40 ageuadffapproval: Oryx Version: 0.2.20210120.1, Commit: 66c7820d7df527aaffabd2563a49ad57930999c9, ReleaseTagName: 20210120.1
  07:36:40 ageuadffapproval: Build Operation ID: |QIo9nRCKUtA=.d31df99_
  07:36:40 ageuadffapproval: Repository Commit : 51050b0c-3805-40d5-86de-62b35ed2ff80
  07:36:40 ageuadffapproval: Detecting platforms...
  07:36:41 ageuadffapproval: Error: Could not find the .NET Core project file.
  07:36:43 ageuadffapproval: /opt/Kudu/Scripts/starter.sh oryx build /tmp/zipdeploy/extracted -o /home/site/wwwroot --platform python --platform-version 3.9 -p packagedir=.python_packages/lib/site-packages
  07:36:43 ageuadffapproval: Generating summary of Oryx build
  07:36:43 ageuadffapproval: Deployment Log file does not exist in /tmp/oryx-build.log
  07:36:43 ageuadffapproval: The logfile at /tmp/oryx-build.log is empty. Unable to fetch the summary of build
  07:36:43 ageuadffapproval: Deployment Failed.
  07:36:50 ageuadffapproval: Deployment failed.
  </code></pre>
  <p>Any idea where this issue is coming from? As mentioned: minutes before the deployment fails issue I deployed the app multiple times successfully to the portal already.</p>