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epub: Fix ID-cache is shared over the builds

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This commit is contained in:
Takeshi KOMIYA 2017-02-13 12:31:52 +09:00
parent 4a72778e06
commit 03f4a07aa1
1 changed files with 5 additions and 4 deletions
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9
sphinx/builders/epub.py
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@ -148,6 +148,7 @@ class EpubBuilder(StandaloneHTMLBuilder):
self.link_suffix = '.xhtml'
self.playorder = 0
self.tocid = 0
self.id_cache = {} # type: Dict[unicode, unicode]
self.use_index = self.get_builder_config('use_index', 'epub')
def get_theme_config(self):
@ -155,14 +156,14 @@ class EpubBuilder(StandaloneHTMLBuilder):
return self.config.epub_theme, self.config.epub_theme_options
# generic support functions
def make_id(self, name, id_cache={}):
# type: (unicode, Dict[unicode, unicode]) -> unicode
def make_id(self, name):
# type: (unicode) -> unicode
# id_cache is intentionally mutable
"""Return a unique id for name."""
id = id_cache.get(name)
id = self.id_cache.get(name)
if not id:
id = 'epub-%d' % self.env.new_serialno('epub')
id_cache[name] = id
self.id_cache[name] = id
return id
def esc(self, name):