o  ^I+@sddlmZddlmZddlmZmZGdddeZdefddZ efd d Z dd efd d Z efddZ d dd dd efddZ d S)) string_types)Locale)format_decimal LC_NUMERICc@seZdZddZdS)UnknownUnitErrorcCst|d||fdS)Nz%s is not a known unit in %s) ValueError__init__)selfunitlocaler -/usr/lib/python3/dist-packages/babel/units.pyr szUnknownUnitError.__init__N)__name__ __module__ __qualname__rr r r r rs rlongcCs:t|}t||d}|st||d|j|i|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: https://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_patternrunit_display_namesget)measurement_unitlengthr r r r r get_unit_name s   rcCsHt|}|jd}||vr|St|tdD] }||r!|SqdS)a Expand an unit into a qualified form. Known units can be found in the CLDR Unit Validity XML file: https://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)unit_idr r unit_patternr r r r*s   rNc Cst|}t||d}|st||d|jd||i}t|tr(|}d}n t|||}| |}||vr>|| |Sd|t |||dpH|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\u202f\xb0C' The locale's usual pluralization rules are respected. >>> format_unit(1, 'length-meter', locale='ro_RO') u'1 metru' >>> format_unit(0, 'length-mile', locale='cy') u'0 mi' >>> format_unit(1, 'length-mile', locale='cy') u'1 filltir' >>> format_unit(3, 'length-mile', locale='cy') u'3 milltir' >>> 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: https://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 rrronez%s %s)rr ) rrrrrr isinstancerr plural_formformatr) valuerrr&r q_unitrformatted_valuer%r r r format_unitDs -     r*cCsbt|}t||d}t||d}|r|sdS|ddd}|ddd}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 rN-z %s-per-%s)rrrsplit)numerator_unitdenominator_unitr bare_numerator_unitbare_denominator_unitr r r _find_compound_units   r3r,c Cst|}|r|r|dkrt|||d}|rt|||||dSt|tr'|}n|r3t|||||d}nt|||d}t|trB|} n8|rs|dkrgt||d}|jd |i |i d} | re| |Sd}t|||||d } nt|||d} |jd di |d } | || 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 / vuosi' >>> 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 https://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)rr&r )r&r rpercompound_unit_patternsz{0}/{1}) rrr3r*r$rrrrrr&strip) numerator_valuer/denominator_valuer0rr&r compound_unitformatted_numeratorformatted_denominator per_patternr r r format_compound_units: 1        r>) babel._compatr babel.corer babel.numbersrrrrrrr*r3r>r r r r s    F1