old_contents: import io
  import glob
  import yaml
  import logging
  import os
  
  from uuid import uuid4
  
  from jinja2 import Template
  
  logger = logging.getLogger(__name__)
  
  
  def create_dir(dir_path):
      logger.debug(u'Creating directory %s', dir_path)
      if not os.path.isdir(dir_path):
          os.makedirs(dir_path)
  
  
  def yaml_load(file_path):
      with io.open(file_path) as f:
          result = yaml.load(f)
  
      return result
  
  
  def yaml_dump(yaml_data):
      return yaml.dump(yaml_data, default_flow_style=False)
  
  
  def write_to_file(data, file_path):
      with open(file_path, 'w') as f:
          f.write(data)
  
  
  def yaml_dump_to(data, file_path):
      write_to_file(yaml_dump(data), file_path)
  
  
  def find_by_mask(mask):
      for file_path in  glob.glob(mask):
          yield os.path.abspath(file_path)
  
  
  def load_by_mask(mask):
      result = []
      for file_path in find_by_mask(mask):
          result.append(yaml_load(file_path))
  
      return result
  
  
  def generate_uuid():
      return str(uuid4())
  
  
  def render_template(template_path, params):
      with io.open(template_path) as f:
          temp = Template(f.read())
  
      return temp.render(**params)
  
  
  def read_config():
      return yaml_load('/vagrant/config.yml')
  
new_contents: import io
  import glob
  import yaml
  import logging
  import os
  
  from uuid import uuid4
  
  from jinja2 import Template
  
  logger = logging.getLogger(__name__)
  
  
  def create_dir(dir_path):
      logger.debug(u'Creating directory %s', dir_path)
      if not os.path.isdir(dir_path):
          os.makedirs(dir_path)
  
  
  def yaml_load(file_path):
      with io.open(file_path) as f:
          result = yaml.load(f)
  
      return result
  
  
  def yaml_dump(yaml_data):
      return yaml.safe_dump(yaml_data, default_flow_style=False)
  
  
  def write_to_file(data, file_path):
      with open(file_path, 'w') as f:
          f.write(data)
  
  
  def yaml_dump_to(data, file_path):
      write_to_file(yaml_dump(data), file_path)
  
  
  def find_by_mask(mask):
      for file_path in  glob.glob(mask):
          yield os.path.abspath(file_path)
  
  
  def load_by_mask(mask):
      result = []
      for file_path in find_by_mask(mask):
          result.append(yaml_load(file_path))
  
      return result
  
  
  def generate_uuid():
      return str(uuid4())
  
  
  def render_template(template_path, params):
      with io.open(template_path) as f:
          temp = Template(f.read())
  
      return temp.render(**params)
  
  
  def read_config():
      return yaml_load('/vagrant/config.yml')
  
subject: Fix python object searilization problem in yaml