code: def check_config(config):
      '''Check config file inputs and overwrite bad values with the defaults'''
      essential_keys = ['number_earthquakes']
  
      for key in essential_keys:
          if key not in config:
              raise ValueError('For Kijko Nonparametric Gaussian the key %s '
                               'needs to be set in the configuation' % key)
  
      if config.get('tolerance', 0.0) <= 0.0:
          config['tolerance'] = 0.05
  
      if config.get('maximum_iterations', 0) < 1:
          config['maximum_iterations'] = 100
  
      if config.get('number_samples', 0) < 2:
          config['number_samples'] = 51
  
      return confif check_config(config):
      '''Check config file inputs and overwrite bad values with the defaults'''
      essential_keys = ['number_earthquakes']
  
      for key in essential_keys:
          if key not in config:
              raise ValueError('For Kijko Nonparametric Gaussian the key %s '
                               'needs to be set in the configuation' % key)
  
      if config.get('tolerance', 0.0) <= 0.0:
          config['tolerance'] = 0.05
  
      if config.get('maximum_iterations', 0) < 1:
          config['maximum_iterations'] = 100
  
      if config.get('number_samples', 0) < 2:
          config['number_samples'] = 51
  
      return config
docs: Check config file inputs and overwrite bad values with the defaults