Commit 205c9675 by Theo Steininger

### Added pymultinest importer.

`Adapted carrier_mapper.py to multinest prior cube.`
parent 903a891b
 ... @@ -6,6 +6,8 @@ from magnetic_fields import * ... @@ -6,6 +6,8 @@ from magnetic_fields import * from observers import * from observers import * from priors import * from priors import * from pymultinest import pymultinest from pipeline import Pipeline from pipeline import Pipeline import nifty import nifty ... ...
 ... @@ -3,7 +3,7 @@ ... @@ -3,7 +3,7 @@ import numpy as np import numpy as np def carrier_mapper(x, a=-np.inf, m=0, b=np.inf): def infinity_mapper(x, a=-np.inf, m=0, b=np.inf): """ """ Maps x from [-inf, inf] into the interval [a, b], where x=0 -> m Maps x from [-inf, inf] into the interval [a, b], where x=0 -> m """ """ ... @@ -31,3 +31,11 @@ def carrier_mapper(x, a=-np.inf, m=0, b=np.inf): ... @@ -31,3 +31,11 @@ def carrier_mapper(x, a=-np.inf, m=0, b=np.inf): # strech y to the interval [a,b] # strech y to the interval [a,b] y = y*(b-a) + a y = y*(b-a) + a return y return y def unity_mapper(x, a=0, b=1): """ Maps x from [0, 1] into the interval [a, b] """ # rescale and shift return x * (b-a) + a
 ... @@ -4,7 +4,7 @@ import numpy as np ... @@ -4,7 +4,7 @@ import numpy as np from keepers import Loggable from keepers import Loggable from imagine.carrier_mapper import carrier_mapper from imagine.carrier_mapper import unity_mapper from nifty import FieldArray, RGSpace from nifty import FieldArray, RGSpace ... @@ -96,10 +96,13 @@ class MagneticFieldFactory(Loggable, object): ... @@ -96,10 +96,13 @@ class MagneticFieldFactory(Loggable, object): for variable_name in variables: for variable_name in variables: if variable_name in self.variable_to_parameter_mappings: if variable_name in self.variable_to_parameter_mappings: mapping = self.variable_to_parameter_mappings[variable_name] mapping = self.variable_to_parameter_mappings[variable_name] mapped_variable = carrier_mapper(variables[variable_name], mapped_variable = unity_mapper(variables[variable_name], a=mapping[0], a=mapping[0], m=mapping[1], b=mapping[2]) b=mapping[2]) # mapped_variable = carrier_mapper(variables[variable_name], # a=mapping[0], # m=mapping[1], # b=mapping[2]) else: else: mapped_variable = np.float(variables[variable_name]) mapped_variable = np.float(variables[variable_name]) parameter_dict[variable_name] = mapped_variable parameter_dict[variable_name] = mapped_variable ... ...
 # -*- coding: utf-8 -*- from pymultinest import pymultinest
 # -*- coding: utf-8 -*- class _MPI(object): def __init__(self): self.COMM_WORLD = _COMM_WORLD() class _COMM_WORLD(object): def Get_size(self): return 1 MPI = _MPI()
 # -*- coding: utf-8 -*- import sys import mpi4py import mpi4py_shadow mpi4py_backup = sys.modules['mpi4py'] sys.modules['mpi4py'] = mpi4py_shadow import pymultinest sys.modules['mpi4py'] = mpi4py_backup
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