mirror of
https://github.com/MCV-Software/TWBlue.git
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77 lines
1.9 KiB
Python
77 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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from configobj import ConfigObj, ParseError
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from validate import Validator, ValidateError
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import os
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import string
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from logging import getLogger
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log = getLogger("config_utils")
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class ConfigLoadError(Exception): pass
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def load_config(config_path, configspec_path=None, copy=True, *args, **kwargs):
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spec = ConfigObj(configspec_path, encoding='UTF8', list_values=False, _inspec=True)
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try:
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config = ConfigObj(infile=config_path, configspec=spec, create_empty=True, encoding='UTF8', *args, **kwargs)
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except ParseError:
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raise ConfigLoadError("Unable to load %r" % config_path)
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validator = Validator()
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validated = config.validate(validator, preserve_errors=False, copy=copy)
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if validated == True:
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config.write()
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return config
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else:
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log.exception("Error in config file: {0}".format(validated,))
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def is_blank(arg):
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"Check if a line is blank."
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for c in arg:
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if c not in string.whitespace:
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return False
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return True
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def get_keys(path):
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"Gets the keys of a configobj config file."
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res=[]
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fin=open(path)
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for line in fin:
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if not is_blank(line):
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res.append(line[0:line.find('=')].strip())
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fin.close()
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return res
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def hist(keys):
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"Generates a histogram of an iterable."
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res={}
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for k in keys:
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res[k]=res.setdefault(k,0)+1
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return res
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def find_problems(hist):
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"Takes a histogram and returns a list of items occurring more than once."
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res=[]
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for k,v in hist.items():
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if v>1:
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res.append(k)
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return res
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def clean_config(path):
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"Cleans a config file. If duplicate values are found, delete all of them and just use the default."
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orig=[]
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cleaned=[]
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fin=open(path)
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for line in fin:
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orig.append(line)
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fin.close()
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for p in find_problems(hist(get_keys(path))):
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for o in orig:
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o.strip()
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if p not in o:
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cleaned.append(o)
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if len(cleaned) != 0:
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cam=open(path,'w')
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for c in cleaned:
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cam.write(c)
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cam.close()
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return True
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else:
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return False |