old_contents: from ._version import get_versions
  __version__ = get_versions()['version']
  del get_versions
  
  import os
  import yaml
  from cerberus import Validator
  
  MODULE_DIR = os.path.dirname(os.path.abspath(__file__))
  
  # extension for iseven
  class ESPEIValidator(Validator):
      def _validate_iseven(self, iseven, field, value):
          """ Test the oddity of a value.
  
          The rule's arguments are validated against this schema:
          {'type': 'boolean'}
          """
          if iseven and bool(value & 1):
              self._error(field, "Must be an even number")
  
  with open(os.path.join(MODULE_DIR, 'input-schema.yaml')) as f:
      schema = ESPEIValidator(yaml.load(f))
  
  from espei.paramselect import generate_parameters
  from espei.mcmc import mcmc_fit
  from espei.espei_script import run_espei
  
new_contents: from ._version import get_versions
  __version__ = get_versions()['version']
  del get_versions
  
  import os
  import yaml
  from cerberus import Validator
  
  MODULE_DIR = os.path.dirname(os.path.abspath(__file__))
  
  # extension for iseven
  class ESPEIValidator(Validator):
      def _validate_iseven(self, iseven, field, value):
          """ Test the oddity of a value.
  
          The rule's arguments are validated against this schema:
          {'type': 'boolean'}
          """
          if iseven and bool(value & 1):
              self._error(field, "Must be an even number")
  
  with open(os.path.join(MODULE_DIR, 'input-schema.yaml')) as f:
      schema = ESPEIValidator(yaml.load(f))
  
  from espei.paramselect import generate_parameters
  from espei.mcmc import mcmc_fit
  from espei.espei_script import run_espei
  
  # swallow warnings during MCMC runs
  import warnings
  warnings.filterwarnings('ignore', message='Mean of empty slice')
  warnings.filterwarnings('ignore', message='invalid value encountered in subtract')
  warnings.filterwarnings('ignore', message='invalid value encountered in greater')
  
subject: Hide permissible NumPy warnings from users