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Nicer error message when user tries to run logo/make.py with missing tools

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Kovid Goyal 2018-02-27 19:56:52 +05:30
parent e8f3f00792
commit 053ba7f082
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 9 additions and 2 deletions
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11
logo/make.py
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@ -10,10 +10,17 @@ os.chdir(os.path.dirname(os.path.abspath(__file__)))
src = os.path.abspath('kitty.svg') src = os.path.abspath('kitty.svg')
def run(*args):
try:
subprocess.check_call(args)
except EnvironmentError:
raise SystemExit('You are missing the {} program needed to generate the kitty logo'.format(args[0]))
def render(output, sz=256): def render(output, sz=256):
print('Rendering at {0}x{0}...'.format(sz)) print('Rendering at {0}x{0}...'.format(sz))
subprocess.check_call(['rsvg-convert', '-w', str(sz), '-h', str(sz), '-o', output, src]) run('rsvg-convert', '-w', str(sz), '-h', str(sz), '-o', output, src)
subprocess.check_call(['optipng', '-quiet', '-o7', '-strip', 'all', output]) run('optipng', '-quiet', '-o7', '-strip', 'all', output)
render('kitty.png') render('kitty.png')