ó
šßÈ[c @` s½ d Z d d l m Z m Z m Z m Z d d l m Z d d l m Z d d l
Z
d d l Z d d l Z d d l
Z
d d l Z d d l m Z m Z m Z d e j f d
„ ƒ YZ d S( u#
Handles the "VOUnit" unit format.
i ( t absolute_importt divisiont print_functiont unicode_literalsi ( t six( t zipNi ( t coret generict utilst VOUnitc B` s¡ e Z d Z e j d ƒ Z e j d ƒ Z i Z e d „ ƒ Z e
e d „ ƒ Z e
e
d „ ƒ Z e
d „ ƒ Z e
d „ ƒ Z e
d „ ƒ Z e
d „ ƒ Z RS(
uœ
The IVOA standard for units used by the VO.
This is an implementation of `Units in the VO 1.0
`_.
u% ^[YZEPTGMkhdcmunpfazy]?'((?!\d)\w)+'$u
^((?!\d)\w)+$c ; ` s d d l m ‰ d d l m ‰ i ‰ t ƒ ‰ d d d d d d d
d d d
d d d d d d d d d d d d d d d d d d d d! d" d# d$ d% d& d' d( d) d* d+ d, d- d. d/ d0 d1 d2 d3 d4 d5 d5 d6 d7 d8 d9 d: d; d< d= g; } d> d? d@ g } dA dB dC dD dE dF dG g } dH dI d dJ dK dL d; d, dM d# dN dO d( dP dQ d d dR dS dT dU g } dV dW dX dY dZ d[ g } t d dB dA dD dE d d" d& d d1 d3 g ƒ ‰ g ‡ ‡ ‡ ‡ ‡ f d\ † } | | | d] d^ d_ g ƒ | | | | dF d` g ƒ | | dN g ƒ ˆ ˆ g f S(a Ni ( t units( t required_by_vounitu Au Cu Du Fu Gu Hu Hzu Ju Jyu Ku Nu Ohmu Pau Ru Ryu Su Tu Vu Wu Wbu au aduu arcminu arcsecu barnu beamu binu cdu chanu countu ctu du degu eVu ergu gu hu lmu lxu lyru mu magu minu molu pcu phu photonu pixu pixelu radu su solLumu solMassu solRadu sru uu voxelu yru bitu byteu Bu Angstromu angstromu AUu auu Bau dBu masu yu zu fu pu nu cu u dau ku Mu Pu Eu Zu Yu Kiu Miu Giu Tiu Piu Eic ` s› x” | D]Œ } xƒ | D]{ } | | } | | k r6 q n t j | ƒ rK q n t t ˆ | ƒ rc ˆ n ˆ | ƒ ˆ | <| ˆ k r ˆ j | ƒ q q Wq Wd S( N( t keywordt iskeywordt getattrt hasattrt add( t basest prefixest skipst baset prefixt key( t deprecated_namest deprecated_unitst namest ut uvo( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt
do_definesC s
( u pctu pcountu ydu dbyte( t R
R t set( R t binary_basest simple_unitst si_prefixest binary_prefixesR ( ( R R R R R s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt _generate_unit_names s0 ! '
c C` sŠ | d
k r d S| d k r# t j S| j d ƒ d k rS t j d j | ƒ ƒ ‚ n | j | d | ƒ} t | d ƒ r† t d ƒ ‚ n | S( Nu unknownu UNKNOWNu u /i uK '{0}' contains multiple slashes, which is disallowed by the VOUnit standardt debugu
function_unitu/ Function units are not yet supported in VOUnit.( u unknownu UNKNOWN( t NoneR t dimensionless_unscaledt countt
UnitsErrort formatt _do_parseR t
ValueError( t clst sR$ t result( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt parseV s c C` sÐ | | j k r“ | j j | ƒ r. | j | ƒ S| j j | ƒ sL t ƒ ‚ n t j d j | t j
| | j | j | j ƒ ƒ t
j ƒ | j | ƒ S| | j k rÅ t j | | j | d | j ƒ n | j | S( Nu4 Unit {0!r} not supported by the VOUnit standard. {1}u VOUnit( t _unitst _explicit_custom_unit_regext matcht _def_custom_unitt _custom_unit_regexR+ t warningst warnR) R t did_you_mean_unitst _deprecated_unitst _to_decomposed_alternativeR t UnitsWarningt unit_deprecation_warning( R, t unitt detailed_exception( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt _parse_unitf s"
c C` sê t | t j ƒ ri | j j d k r< t d j | ƒ ƒ ‚ qi | j j d k ri t d j | ƒ ƒ ‚ qi n | j d ƒ } | t j | j
ƒ k r” | S| | j k r» t d j | ƒ ƒ ‚ n | | j k ræ t
j | | d | j ƒ n | S( Ng $@uD In '{0}': VOUnit can not represent units with the 'da' (deka) prefixgš™™™™™¹?uC In '{0}': VOUnit can not represent units with the 'd' (deci) prefixu vounitu- Unit {0!r} is not part of the VOUnit standardu VOUnit( t
isinstanceR t
PrefixUnitt _representst scaleR+ R) t get_format_nameR t
itervaluest
_custom_unitsR0 R8 R R; R9 ( R, R< t name( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt _get_unit_name€ s(
c
` sò ‡ f d † } | ˆ j k r) ˆ j | Sx¼ t j D]± \ } } } xŸ | D]— } | j | ƒ rI | t | ƒ } | | ƒ } t j g | j D] } | | ^ qŠ t j | | g d g d t ƒd i | | j d d 6d ˆ j ƒSqI Wq3 W| | ƒ S( Nc ` ss | ˆ j k r ˆ j | S| j d ƒ rY t j | d d !| g d i | d 6d ˆ j ƒSt j | d ˆ j ƒSd S( Nu 'i iÿÿÿÿR) u vounitt namespace( RE t
startswithR t def_unit( RF ( R, ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt def_base s
i t _error_checkR) iÿÿÿÿu vounitRH ( RE R R! RI t lenR@ R t
CompositeUnitt False(
R, R< RK t shortt fullt factorR t base_namet base_unitt x( ( R, s: lib/python2.7/site-packages/astropy/units/format/vounit.pyR3 ž s
c C` sŒ d d l m } t j | | j ƒ } t | | j ƒ rd| j d k rs | j d k rs | j d j
| j ƒ ƒ ‚ n d } | j d k rt j | j ƒ \ } } g } | r¼ | j | ƒ n | rþ d } | j
d ƒ sä | d 7} n | | 7} | j | ƒ n | d
j | ƒ 7} n t t | j | j ƒ ƒ } | j d t j d ƒ d t ƒ | | j | ƒ 7} n$ t | | j ƒ rˆ| j | ƒ } n | S(
Ni ( R u
dimensionlessi uf The VOUnit format is not able to represent scale for dimensionless units. Multiply your data by {0:e}.u u 10u -u +u R t reverse( R R R t decompose_to_known_unitsRG R? RN t
physical_typeRB t UnitScaleErrorR) t split_mantissa_exponentt appendRI t joint listR R t powerst sortt operatort
itemgettert Truet _format_unit_listt NamedUnit( R, R< R R- t mt ext partst fext pairs( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt to_string¾ s4
c C` su d d l m } y | j | ƒ } WnK | j k
rp | j } t j | ƒ } d | _ d j | j | ƒ | ƒ SX| S( Ni ( R g ð?u! {0} (with data multiplied by {1})( R R Rj RY RB t copyt _scaleR) ( R, R< R R- RB ( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyR9 ã s ( t __name__t
__module__t __doc__t ret compileR1 R4 RE t staticmethodR# t classmethodRO R/ Rb R> RG R3 Rj R9 ( ( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyR s 6 %( Ro t
__future__R R R R t externR t extern.six.movesR Rk R R` Rp R5 R R R R t GenericR ( ( ( s: lib/python2.7/site-packages/astropy/units/format/vounit.pyt s "