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graphviz: make path construction more readable

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This commit is contained in:
Rok Roskar
2018-07-23 16:54:06 +02:00
parent 5125859751
commit a59c572ec6
1 changed files with 5 additions and 2 deletions
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7
sphinx/ext/graphviz.py
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@@ -235,11 +235,14 @@ def render_dot(self, code, options, format, prefix='graphviz'):
dot_args = [graphviz_dot]
dot_args.extend(self.builder.config.graphviz_dot_args)
dot_args.extend(['-T' + format, '-o' + outfn])
cwd = path.dirname(
path.join(self.builder.srcdir, self.builder.env.docname))
if format == 'png':
dot_args.extend(['-Tcmapx', '-o%s.map' % outfn])
try:
p = Popen(dot_args, stdout=PIPE, stdin=PIPE, stderr=PIPE, cwd=path.dirname(
path.join(self.builder.srcdir, self.builder.current_docname)))
p = Popen(dot_args, stdout=PIPE, stdin=PIPE, stderr=PIPE, cwd=cwd)
except OSError as err:
if err.errno != ENOENT: # No such file or directory
raise