dbfdg 3 rޖYX+@sddlmZddlmZddlmZmZGdddeZdefddZ efd d Z dd efd d Z efddZ d dd dd efddZ d S)) string_types)Locale)format_decimal LC_NUMERICc@seZdZddZdS)UnknownUnitErrorcCstj|d||fdS)Nz%s is not a known unit in %s) ValueError__init__)selfunitlocaler /usr/lib/python3.6/units.pyr szUnknownUnitError.__init__N)__name__ __module__ __qualname__rr r r r rsrZlongcCs:tj|}t||d}|s&t||d|jj|ij|S)a Get the display name for a measurement unit in the given locale. >>> get_unit_name("radian", locale="en") 'radians' Unknown units will raise exceptions: >>> get_unit_name("battery", locale="fi") Traceback (most recent call last): ... UnknownUnitError: battery/long is not a known unit/length in fi :param measurement_unit: the code of a measurement unit. Known units can be found in the CLDR Unit Validity XML file: http://unicode.org/repos/cldr/tags/latest/common/validity/unit.xml :param length: "short", "long" or "narrow" :param locale: the `Locale` object or locale identifier :return: The unit display name, or None. )r )r r )rparse_find_unit_patternrZunit_display_namesget)measurement_unitlengthr r r r r get_unit_name s    rcCsHtj|}|jd}||kr |Sx"t|tdD]}|j|r.|Sq.WdS)a Expand an unit into a qualified form. Known units can be found in the CLDR Unit Validity XML file: http://unicode.org/repos/cldr/tags/latest/common/validity/unit.xml >>> _find_unit_pattern("radian", locale="en") 'angle-radian' Unknown values will return None. >>> _find_unit_pattern("horse", locale="en") :param unit_id: the code of a measurement unit. :return: A key to the `unit_patterns` mapping, or None. unit_patterns)keyN)rr_datasortedlenendswith)Zunit_idr rZ unit_patternr r r r*s   rNc Cstj|}t||d}|s&t||d|jd|j|i}t|trP|}d}nt|||}|j |}||kr|||j |Sd|t |||dp|fS)aFormat a value of a given unit. Values are formatted according to the locale's usual pluralization rules and number formats. >>> format_unit(12, 'length-meter', locale='ro_RO') u'12 metri' >>> format_unit(15.5, 'length-mile', locale='fi_FI') u'15,5 mailia' >>> format_unit(1200, 'pressure-inch-hg', locale='nb') u'1\xa0200 tommer kvikks\xf8lv' Number formats may be overridden with the ``format`` parameter. >>> from babel._compat import decimal >>> format_unit(decimal.Decimal("-42.774"), 'temperature-celsius', 'short', format='#.0', locale='fr') u'-42,8 \xb0C' The locale's usual pluralization rules are respected. >>> format_unit(1, 'length-meter', locale='ro_RO') u'1 metru' >>> format_unit(0, 'length-picometer', locale='cy') u'0 picometr' >>> format_unit(2, 'length-picometer', locale='cy') u'2 bicometr' >>> format_unit(3, 'length-picometer', locale='cy') u'3 phicometr' >>> format_unit(15, 'length-horse', locale='fi') Traceback (most recent call last): ... UnknownUnitError: length-horse is not a known unit in fi .. versionadded:: 2.2.0 :param value: the value to format. If this is a string, no number formatting will be attempted. :param measurement_unit: the code of a measurement unit. Known units can be found in the CLDR Unit Validity XML file: http://unicode.org/repos/cldr/tags/latest/common/validity/unit.xml :param length: "short", "long" or "narrow" :param format: An optional format, as accepted by `format_decimal`. :param locale: the `Locale` object or locale identifier )r )r r rZonez%s %s)rr ) rrrrrr isinstancerr plural_formformatr) valuerrrr Zq_unitrZformatted_valuerr r r format_unitDs-      r!cCsbtj|}t||d}t||d}|o(|s.dS|jddd}|jddd}td||f|dS)a Find a predefined compound unit pattern. Used internally by format_compound_unit. >>> _find_compound_unit("kilometer", "hour", locale="en") 'speed-kilometer-per-hour' >>> _find_compound_unit("mile", "gallon", locale="en") 'consumption-mile-per-gallon' If no predefined compound pattern can be found, `None` is returned. >>> _find_compound_unit("gallon", "mile", locale="en") >>> _find_compound_unit("horse", "purple", locale="en") :param numerator_unit: The numerator unit's identifier :param denominator_unit: The denominator unit's identifier :param locale: the `Locale` object or locale identifier :return: A key to the `unit_patterns` mapping, or None. :rtype: str|None )r N-z %s-per-%sr$)rrrsplit)numerator_unitdenominator_unitr Zbare_numerator_unitZbare_denominator_unitr r r _find_compound_units   r(r#c Cstj|}|r>|r>|dkr>t|||d}|r>t|||||dSt|trN|}n&|rft|||||d}nt|||d}t|tr|} np|r|dkrt||d}|jdj |ij |ij d} | r| j |Sd}t|||||dj } nt|||d} |jdj dij |d } | j || S) a Format a compound number value, i.e. "kilometers per hour" or similar. Both unit specifiers are optional to allow for formatting of arbitrary values still according to the locale's general "per" formatting specifier. >>> format_compound_unit(7, denominator_value=11, length="short", locale="pt") '7/11' >>> format_compound_unit(150, "kilometer", denominator_unit="hour", locale="sv") '150 kilometer per timme' >>> format_compound_unit(150, "kilowatt", denominator_unit="year", locale="fi") '150 kilowattia vuodessa' >>> format_compound_unit(32.5, "ton", 15, denominator_unit="hour", locale="en") '32.5 tons per 15 hours' >>> format_compound_unit(160, denominator_unit="square-meter", locale="fr") '160 par m\xe8tre carr\xe9' >>> format_compound_unit(4, "meter", "ratakisko", length="short", locale="fi") '4 m/ratakisko' >>> format_compound_unit(35, "minute", denominator_unit="fathom", locale="sv") '35 minuter per famn' >>> from babel.numbers import format_currency >>> format_compound_unit(format_currency(35, "JPY", locale="de"), denominator_unit="liter", locale="de") '35\xa0\xa5 pro Liter' See http://www.unicode.org/reports/tr35/tr35-general.html#perUnitPatterns :param numerator_value: The numerator value. This may be a string, in which case it is considered preformatted and the unit is ignored. :param numerator_unit: The numerator unit. See `format_unit`. :param denominator_value: The denominator value. This may be a string, in which case it is considered preformatted and the unit is ignored. :param denominator_unit: The denominator unit. See `format_unit`. :param length: The formatting length. "short", "long" or "narrow" :param format: An optional format, as accepted by `format_decimal`. :param locale: the `Locale` object or locale identifier :return: A formatted compound value. r#)r )rrr )rr rZperZcompound_unit_patternsz{0}/{1}) rrr(r!rrrrrrrstrip) Znumerator_valuer&Zdenominator_valuer'rrr Z compound_unitZformatted_numeratorZformatted_denominatorZ per_patternr r r format_compound_units21      r+)Z babel._compatrZ babel.corerZ babel.numbersrrrrrrr!r(r+r r r r s   F 1