[PATCH] D68836: [lit] Small cleanups in main.py

[Julian Lettner via Phabricator via llvm-commits]

yln created this revision.
yln added reviewers: rnk, ddunbar, serge-sans-paille, probinson, jdenny, cishida, nate_chandler, jordan_rose.
Herald added subscribers: llvm-commits, delcypher.
Herald added a project: LLVM.

- Extract separate function for running tests from main
- Push single-usage imports to point of usage
- Remove unnecessary sys.exit(0) calls


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D68836

Files:
  llvm/utils/lit/lit/main.py

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