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self._uid = _EpubMeta('dc:identifier', str(val), ('id', 'uid_id'))
@property
def title(self):
'''Title of the ebook. (mandatory)
If this property is left unset, it defaults to ""Untitled"".'''
try:
return self._title
except AttributeError:
self.title = 'Untitled'
return self._title
@title.setter
def title(self, val):
# If val is not a string, raise TypeError now rather than later.
self._title = _EpubMeta('dc:title', '' + val)
@property
def lang(self):
'''Language of the ebook. (mandatory)
The language must be given as a lower-case two-letter code, optionally
followed by a ""-"" and an upper-case two-letter country code.
(e.g., ""en"", ""en-US"", ""en-UK"", ""de"", ""de-DE"", ""de-AT"")
If this property is left unset, it defaults to ""en"".'''
try:
return self._lang
except AttributeError:
self.lang = 'en'
return self._lang
@lang.setter
def lang(self, val):
self._lang = _EpubLang(val)
@property
def author(self):
'''Name of the author. (optional)
If there are multiple authors, pass a list of strings.
To control the file-as and role attribute, use author objects instead
of strings; file-as is an alternate form of the name used for sorting.
For a description of the role attribute, see the docstring of the
author class.'''
if len(self._authors) == 1:
return self._authors[0]
return tuple([aut for aut in self._authors])
@author.setter
def author(self, val):
if isinstance(val, Author) or isinstance(val, str):
authors = [val]
else:
authors = val
for aut in authors:
try:
self._authors.append(Author('' + aut))
except TypeError:
# aut is not a string, so it should be an Author object
self._authors.append(aut)
@author.deleter
def author(self):
self._authors = []
@property
def date(self):
'''Publication date. (optional)
Must be given in ""YYYY[-MM[-DD]]"" format.'''
try:
return self.opt_meta['date']
except KeyError:
return None
@date.setter
def date(self, val):
self.opt_meta['date'] = _EpubDate(val)
@date.deleter
def date(self):
del self._date
@property
def rights(self):
'Copyright/licensing information. (optional)'
try:
return self.opt_meta['rights']
except KeyError:
return None
@rights.setter
def rights(self, val):
self.opt_meta['rights'] = _EpubMeta('dc:rights', '' + val)
@rights.deleter
def rights(self):
del self._rights
@property
def publisher(self):
'Publisher name. (optional)'
try:
return self.opt_meta['publisher']
except KeyError: