Improve date handler documentation
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Nick Hall
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@ -82,14 +82,12 @@ class DateDisplay(object):
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_("DAY MON YEAR")
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)
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"""
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:Note:
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Will be overridden if a locale-specific date displayer exists.
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.. note:: Will be overridden if a locale-specific date displayer exists.
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If your localized ``_display_gregorian`` / ``_display_calendar`` are overridden,
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you should override the whole formats list according to your own formats,
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and you need not localize the format names here.
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this ``formats`` must agree with
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:meth:`~_display_calendar`/:meth:`~_display_gregorian`
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If your localized :meth:`~_display_calendar`/:meth:`~_display_gregorian` are
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overridden,you should override the whole formats list according to your own
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formats, and you need not localize the format names here. This ``formats``
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must agree with :meth:`~_display_calendar`/:meth:`~_display_gregorian`.
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"""
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del _
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@ -101,16 +101,16 @@ def register_datehandler(locales,parse_class,display_class):
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classes with the specified language locales.
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Set the parser_class and display_class ._locale attribute
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to the corresponding GrampsLocale object.
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to the corresponding :class:`.GrampsLocale` object.
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@param locales: tuple of strings containing language codes.
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The character encoding is not included, so the language
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should be in the form of fr_FR, not fr_FR.utf8
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@type locales: tuple
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@param parse_class: Class to be associated with parsing
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@type parse_class: DateParse
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@param display_class: Class to be associated with displaying
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@type display_class: DateDisplay
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:param locales: tuple of strings containing language codes.
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The character encoding is not included, so the language
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should be in the form of fr_FR, not fr_FR.utf8
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:type locales: tuple
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:param parse_class: Class to be associated with parsing
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:type parse_class: :class:`.DateParser`
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:param display_class: Class to be associated with displaying
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:type display_class: :class:`.DateDisplay`
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"""
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for lang_str in locales:
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LANG_TO_PARSER[lang_str] = parse_class
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@ -158,18 +158,17 @@ def _build_prefix_table(month_to_int, month_variants):
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def _generate_variants(months):
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"""
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Generate all month variants for passing to _build_prefix_table
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@param months an iterable ordered collection,
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1st item is empty, the rest 1..N, for a
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calendar with N months overall, contain, each,
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an iterable of alternative specifications.
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Each such specification can be:
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1) a Lexeme, supporting .variants()
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to return the list of variants underneath
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2) a literal string
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3) a |-separated string of alternatives
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Empty strings are discarded.
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@return generator of lists per month with all variants listed once only
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the 1st item will be empty
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:param months: an iterable ordered collection, 1st item is empty, the rest
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1..N, for a calendar with N months overall, contain, each,
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an iterable of alternative specifications.
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Each such specification can be:
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1) a Lexeme, supporting .variants() to return the list of
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variants underneath
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2) a literal string
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3) a |-separated string of alternatives
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Empty strings are discarded.
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:return: generator of lists per month with all variants listed once only
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the 1st item will be empty
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"""
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for month_lexemes_and_alternatives in months:
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@ -193,7 +192,7 @@ def _generate_variants(months):
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#-------------------------------------------------------------------------
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class DateParser(object):
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"""
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Convert a text string into a Date object. If the date cannot be
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Convert a text string into a :class:`.Date` object. If the date cannot be
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converted, the text string is assigned.
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"""
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@ -377,7 +376,9 @@ class DateParser(object):
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may be called first as DateParser.init_strings(self) so that the
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invariant expresions don't need to be repeteadly coded. All differences
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can be coded after DateParser.init_strings(self) call, that way they
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override stuff from this method. See DateParserRU() as an example.
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override stuff from this method.
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.. seealso:: :class:`.DateParserRU` as an example.
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"""
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_ = self._locale.translation.gettext
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self.__init_prefix_tables()
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@ -876,7 +877,7 @@ class DateParser(object):
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def parse(self, text):
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"""
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Parses the text, returning a Date object.
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Parses the text, returning a :class:`.Date` object.
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"""
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new_date = Date()
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try:
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@ -40,7 +40,7 @@ log = logging.getLogger(".DateStrings")
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#-------------------------------------------------------------------------
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class DateStrings(object):
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"""
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String tables for :class:`~DateDisplay` and :class:`~DateParser`.
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String tables for :class:`.DateDisplay` and :class:`.DateParser`.
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"""
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# This table needs not be localized, it's only for parsing
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@ -233,16 +233,17 @@ __doc__ += """
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__main__
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--------
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Run this code with the appropriate ``LANG`` and ``LC_DATE`` set for your target language,
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in order to generate the .po snippets initialized with the strings from your locale
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(from the deprecated data provided in _grampslocale).
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Run this code with the appropriate ``LANG`` and ``LC_DATE`` set for your target
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language, in order to generate the .po snippets initialized with the strings
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from your locale (from the deprecated data provided in _grampslocale).
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E.g., for French::
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E.g., for French:
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::
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LANG=fr_FR.utf8 LC_ALL=fr_FR.utf8 GRAMPS_RESOURCES=$PWD python -m gramps.gen.datehandler._datestrings
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Then merge the output into your language's .po file, and further modify the strings as needed.
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Then remove the strings from your language's ``DateParserXX`` and ``DateHandlerXX`` classes.
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Then merge the output into your language's .po file, and further modify the
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strings as needed. Then remove the strings from your language's
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:class:`DateParserXX` and :class:`DateHandlerXX` classes.
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"""
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if __name__ == '__main__':
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@ -61,27 +61,27 @@ def set_format(value):
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def set_date(date_base, text) :
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"""
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Set the date of the DateBase instance.
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Set the date of the :class:`.DateBase` instance.
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The date is parsed into a Date instance.
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@param date_base: The DateBase instance to set the date to.
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@type date_base: DateBase
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@param text: The text to use for the text string in date
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@type text: str
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The date is parsed into a :class:`.Date` instance.
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:param date_base: The :class:`.DateBase` instance to set the date to.
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:type date_base: :class:`.DateBase`
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:param text: The text to use for the text string in date
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:type text: str
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"""
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parser.set_date(date_base.get_date_object(), text)
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def get_date(date_base) :
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"""
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Return a string representation of the date of the DateBase instance.
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Return a string representation of the date of the :class:`.DateBase`
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instance.
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This representation is based off the default date display format
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determined by the locale's DateDisplay instance.
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@return: Returns a string representing the DateBase date
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@rtype: str
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determined by the locale's :class:`.DateDisplay` instance.
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:return: Returns a string representing the :class:`.DateBase` date
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:rtype: str
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"""
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return displayer.display(date_base.get_date_object())
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