Code clean up
This commit is contained in:
parent
7d1e0f3b2e
commit
15fb785b2d
@ -1,54 +1,54 @@
|
||||
import xml.etree.ElementTree as eT
|
||||
import numpy as np
|
||||
import quantities as pq
|
||||
import astropy.units as u
|
||||
import os
|
||||
import logging
|
||||
import sys
|
||||
from esbo_etc.lib.helpers import error
|
||||
|
||||
|
||||
class Entry(object):
|
||||
"""
|
||||
A class used to represent a configuration entry.
|
||||
Copied from ExoSim (https://github.com/ExoSim/ExoSimPublic)
|
||||
"""
|
||||
|
||||
val = None
|
||||
attrib = None
|
||||
xml_entry = None
|
||||
|
||||
def __call__(self):
|
||||
return self.val
|
||||
return self.val if hasattr(self, "val") else None
|
||||
|
||||
def parse(self, xml):
|
||||
"""
|
||||
Parse a XML tree element
|
||||
Parse attributes of a XML element
|
||||
|
||||
:param xml: XML element tree to parse
|
||||
:param xml: XML element to parse the attributes from
|
||||
"""
|
||||
self.attrib = xml.attrib
|
||||
for attr in self.attrib.keys():
|
||||
setattr(self, attr, self.attrib[attr])
|
||||
# Copy the XML attributes to object attributes
|
||||
for attrib in xml.attrib.keys():
|
||||
setattr(self, attrib, xml.attrib[attrib])
|
||||
|
||||
# Convert to python datatype and apply the corresponding unit (if applicable)
|
||||
if hasattr(self, 'units'):
|
||||
try:
|
||||
self.val = pq.Quantity(list(map(float, self.val.split(','))),
|
||||
self.units).simplified
|
||||
if self.units == 'deg':
|
||||
self.val = [x * pq.rad for x in self.val] # workaround for qt unit conversion
|
||||
self.val = u.Quantity(list(map(float, self.val.split(','))),
|
||||
self.units)
|
||||
# if self.units == 'deg':
|
||||
# self.val = [val * pq.rad for val in self.val] # workaround for qt unit conversion
|
||||
if len(self.val) == 1:
|
||||
self.val = self.val[0]
|
||||
except (ValueError, LookupError):
|
||||
logging.error('unable to convert units in entry [tag, units, value]: ',
|
||||
xml.tag, self.units, self.val)
|
||||
error("unable to convert units in entry '" + xml.tag + "': " + self.val + " " + self.units, exit_=False)
|
||||
elif hasattr(self, "val") and self.val.lower() in ["false", "true"]:
|
||||
self.val = (self.val.lower() == "true")
|
||||
|
||||
|
||||
class Configuration(object):
|
||||
"""
|
||||
A Class to parse the XML configuration file.
|
||||
Adapted from ExoSim (https://github.com/ExoSim/ExoSimPublic)
|
||||
|
||||
Attributes
|
||||
----------
|
||||
conf : str
|
||||
Parsed XML tree
|
||||
conf : Entry
|
||||
Parsed configuration file as Entry-tree
|
||||
"""
|
||||
conf = None
|
||||
|
||||
@ -63,83 +63,74 @@ class Configuration(object):
|
||||
default_path : str
|
||||
default path to use for relative paths
|
||||
"""
|
||||
if not os.path.exists(filename):
|
||||
logging.error("Configuration file '" + filename + "' doesn't exist.")
|
||||
sys.exit(1)
|
||||
|
||||
# Check if configuration file exists
|
||||
if not os.path.exists(filename):
|
||||
error("Configuration file '" + filename + "' doesn't exist.")
|
||||
|
||||
# Read configuration file
|
||||
logging.info("Reading configuration from file '" + filename + "'.")
|
||||
self.conf = self.parser(eT.parse(filename).getroot())
|
||||
|
||||
if default_path:
|
||||
setattr(self.conf, "__path__", default_path)
|
||||
elif hasattr(self.conf.common, "ConfigPath"):
|
||||
setattr(self.conf, "__path__",
|
||||
os.path.expanduser(self.conf.common.ConfigPath().replace('__path__', os.getcwd())))
|
||||
else:
|
||||
logging.error("Path to config files not defined")
|
||||
|
||||
self.validate_options()
|
||||
self.calc_metaoptions()
|
||||
|
||||
def parser(self, root):
|
||||
def parser(self, parent):
|
||||
"""
|
||||
Parse a XML configuration file.
|
||||
Parse a XML element tree to an Entry-tree
|
||||
|
||||
Parameters
|
||||
----------
|
||||
root : ElementTree
|
||||
The XML tree to be parsed
|
||||
parent : ElementTree
|
||||
The parent XML tree to be parsed
|
||||
|
||||
Returns
|
||||
-------
|
||||
obj : Entry
|
||||
The parsed XML tree
|
||||
"""
|
||||
|
||||
# Initialize empty Entry object
|
||||
obj = Entry()
|
||||
|
||||
for ch in root:
|
||||
retval = self.parser(ch)
|
||||
retval.parse(ch)
|
||||
for child in parent:
|
||||
# recursively parse children of child element
|
||||
parsed_child = self.parser(child)
|
||||
# parse attributes of child element
|
||||
parsed_child.parse(child)
|
||||
|
||||
if hasattr(obj, ch.tag):
|
||||
if isinstance(getattr(obj, ch.tag), list):
|
||||
getattr(obj, ch.tag).append(retval)
|
||||
# Add or append the parsed child to the prepared Entry object
|
||||
if hasattr(obj, child.tag):
|
||||
if isinstance(getattr(obj, child.tag), list):
|
||||
getattr(obj, child.tag).append(parsed_child)
|
||||
else:
|
||||
setattr(obj, ch.tag, [getattr(obj, ch.tag), retval])
|
||||
setattr(obj, child.tag, [getattr(obj, child.tag), parsed_child])
|
||||
else:
|
||||
setattr(obj, ch.tag, retval)
|
||||
setattr(obj, child.tag, parsed_child)
|
||||
return obj
|
||||
|
||||
def validate_options(self):
|
||||
self.validate_is_list()
|
||||
self.validate_True_False_spelling()
|
||||
|
||||
def validate_is_list(self):
|
||||
if not isinstance(self.conf.common_optics.optical_component, list):
|
||||
self.conf.common_optics.optical_component = [self.conf.common_optics.optical_component]
|
||||
if not isinstance(self.conf.instrument, list):
|
||||
self.conf.instrument = [self.conf.instrument]
|
||||
|
||||
def validate_True_False_spelling(self):
|
||||
accepted_values = ['True', 'False']
|
||||
test_cases = [
|
||||
'noise/EnableJitter',
|
||||
'noise/EnableShotNoise',
|
||||
'noise/EnableReadoutNoise',
|
||||
]
|
||||
for item in test_cases:
|
||||
if hasattr(self.conf, item.split('/')[0]):
|
||||
if not self.conf.__getattribute__(item.split('/')[0]).__dict__[item.split('/')[1]]() in accepted_values:
|
||||
raise ValueError("Accepted values for [%s] are 'True' or 'False'" % item)
|
||||
|
||||
def calc_metaoptions(self):
|
||||
"""
|
||||
Calculate additional attributes e.g. the wavelength grid
|
||||
Returns
|
||||
-------
|
||||
|
||||
"""
|
||||
self.calc_metaoption_wl_delta()
|
||||
|
||||
def calc_metaoption_wl_delta(self):
|
||||
wl_delta = self.conf.common.wl_min() / self.conf.common.logbinres()
|
||||
setattr(self.conf.common, 'common_wl', (np.arange(self.conf.common.wl_min(),
|
||||
self.conf.common.wl_max(),
|
||||
wl_delta) * wl_delta.units).rescale(pq.um))
|
||||
"""
|
||||
Calculate the wavelength grid used for the calculations.
|
||||
Returns
|
||||
-------
|
||||
|
||||
"""
|
||||
if hasattr(self.conf.common, "wl_delta"):
|
||||
wl_delta = self.conf.common.wl_delta()
|
||||
else:
|
||||
wl_delta = self.conf.common.wl_min() / self.conf.common.res()
|
||||
setattr(self.conf.common, 'wl_bins', np.arange(self.conf.common.wl_min().to(u.micron).value,
|
||||
self.conf.common.wl_max().to(u.micron).value,
|
||||
wl_delta.to(u.micron).value) * u.micron)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
|
Loading…
Reference in New Issue
Block a user