<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def load(path):
 """Loads a pushdb maintained in a properties file at the given path."""

    with open(path, 'r') as props:
      properties = Properties.load(props)
      return PushDb(properties)