Object Detection APIのセットアップでも発生していて、解消法を探すのに少し手間取ったためメモしておきます。

PyYAMLのインストールエラー

Collecting PyYAML==5.4.1
  Downloading PyYAML-5.4.1.tar.gz (175 kB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 175.1/175.1 kB 5.0 MB/s eta 0:00:00
  Installing build dependencies ... done
  error: subprocess-exited-with-error
  
  × Getting requirements to build wheel did not run successfully.
  │ exit code: 1
  ╰─> See above for output.
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
  Getting requirements to build wheel ... error
error: subprocess-exited-with-error

× Getting requirements to build wheel did not run successfully.
│ exit code: 1
╰─> See above for output.

note: This error originates from a subprocess, and is likely not a problem with pip.

対処としてオプションを付与

pip install PyYAML==5.4.1 --no-build-isolation

オプションの説明