1BLACK(1) General Commands Manual BLACK(1)
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6 black - The uncompromising code formatter.
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9 black [OPTIONS] [SRC]...
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12 The uncompromising code formatter.
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15 -l, --line-length INTEGER
16 How many character per line to allow. [default: 88]
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18 --check
19 Don't write the files back, just return the status. Return code
20 0 means nothing would change. Return code 1 means some files
21 would be reformatted. Return code 123 means there was an inter‐
22 nal error.
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24 --diff Don't write the files back, just output a diff for each file on
25 stdout.
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27 --fast / --safe
28 If --fast given, skip temporary sanity checks. [default: --safe]
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30 -q, --quiet
31 Don't emit non-error messages to stderr. Errors are still emit‐
32 ted, silence those with 2>/dev/null.
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34 --version
35 Show the version and exit.
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39black Manual 04-May-2018 BLACK(1)