Unexpected error: [INFO] Initializing environment for https://github.com/stepanLav/pre-commit-hooks. [INFO] Installing environment for https://github.com/stepanLav/pre-commit-hooks. [INFO] Once installed this environment will be reused. [INFO] This may take a few minutes... check chains json........................................................Passed fix end of files.........................................................Failed - hook id: end-of-file-fixer - exit code: 1 - files were modified by this hook Fixing tests/chains_for_testBalance.json trim trailing whitespace.................................................Passed check json...............................................................Passed