B b@s2dZddlmZmZmZdZdZddlmZddl m Z m Z ddl Z Gd d d e Zed d d ZedddZedddZedddZedddZedddZedddZed d!d"Zed#d$d%Zed&d'd(Zed)d*d+Zed,d*d+Zed-d.d/Zed0d1d2Zed3d4d5Zed6d7d8Zed9d:d;ZedZ ed?d@dAZ!edBdCdDZ"edEdFdGZ#eeeeeeeeeeeeeeeeee e!e"e#fZ$e j%e&fdHdIZ'edJdKdLZ(edMdNdOZ)edPdQdRZ*edSdTdUZ+edVdWdXZ,edYdZd[Z-ed\d]d^Z.ed_d`daZ/e(e)e*e+e,e-e.e/fZ0e&dbkr.ddl1Z1ddl Z e12e j%e&dS)ca Module simtk.unit.prefix This is part of the OpenMM molecular simulation toolkit originating from Simbios, the NIH National Center for Physics-Based Simulation of Biological Structures at Stanford, funded under the NIH Roadmap for Medical Research, grant U54 GM072970. See https://simtk.org. Portions copyright (c) 2012 Stanford University and the Authors. Authors: Christopher M. Bruns Contributors: Peter Eastman Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS, CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. )print_functiondivisionabsolute_importzChristopher M. Brunsz0.6)BaseUnit)Unit ScaledUnitNc@s eZdZdZddZddZdS)SiPrefixzn Unit prefix that can be multiplied by a unit to yield a new unit. e.g. millimeter = milli*meter cCs||_||_||_dS)N)prefixfactorsymbol)selfr r r r1lib/python3.7/site-packages/parmed/unit/prefix.py__init__3szSiPrefix.__init__c Cst|trF|j|j}|j|j}|j}t|j||}||||St|tr|j|j}|j|j}|j|j}t||j ||St|t rt | }dt |krtd|jd|ddkrtd|j|dd}||}t |di}|Std|jdS)z SiPrefix * BaseUnit yields new BaseUnit SiPrefix * ScaledUnit yields new ScaledUnit SiPrefix * Unit with exactly one BaseUnit or ScaledUnit yields new Unit rzHUnit prefix "%s" can only be with simple Units containing one component.rzEUnit prefix "%s" can only be with simple Units with an exponent of 1.g?zHUnit prefix "%s" can only be applied to a Unit, BaseUnit, or ScaledUnit.N) isinstancerr r namer Z dimensionZdefine_conversion_factor_torZmasterrlistZiter_base_or_scaled_unitslen TypeError) r unitr rr new_base_unitZ base_units base_unitnew_unitrrr__mul__8s.             zSiPrefix.__mul__N)__name__ __module__ __qualname____doc__rrrrrrr -sr yottogW:yzeptogO ;zattogC]r2<afemtogV瞯<fpicog-q=pnanog& .>nmicrogư>umilligMbP?mcentig{Gz?cdecig?ddekag$@ZdadecahectogY@hkilog@@kmegag.AMgigageAGteragmBTpetag4&k CPexagNgmCEzettagPKDZyottagyCxDYcCsRxLtD]D}||}|j}t|di}||j|d<||j|<||j|d<qWdS)aC Create attributes for prefixed units derived from a particular BaseUnit, e.g. "kilometer" from "meter_base_unit" Parameters - base_unit (BaseUnit) existing base unit to use as a basis for prefixed units - module (Module) module which will contain the new attributes. Defaults to simtk.unit module. g?Z _base_unitsN) si_prefixesrr__dict__)rmoduler rrrrrrdefine_prefixed_unitss   rKkibig@ZKimebig0AZMigibigAZGitebigpBZTipebigCZPiexbigCZEizebigPDZZiyobigDZYi__main__)3rZ __future__rrr __author__ __version__Zbaseunitrrrrsysobjectr rr!r#r%r'r)r+r-r/r1r3r4r5r7r9r;r=r?rArCrErHmodulesrrKrLrMrNrOrPrQrRrSZbinary_prefixesZdoctestZtestmodrrrrs /