docs: def initialize():
    """
    <Purpose>
      Used to print random seash factoid when user runs seash.
      
    <Arguments>
      None
      
    <Side Effects>
      Prints random factoid onto the screen.
      
    <Exceptions>
      UserError: Error during generating path to "factoid.txt" file or
                 Error while opening, reading or closing "factoid.txt" file.
      
    <Return>
      None
    """
    
    # Global 'factoids' list will be used to store factoids, fetched from a file.
    global factoids
    
    # Path to "factoid.txt" file is created.
    try:
      current_path = os.getcwd()
      file_path = os.path.join(current_path, "modules", "factoids", "factoid.txt")
    except OSError, error:
      raise seash_exceptions.InitializeError("Error during initializing factoids module: '" + str(error) + "'.")
  
    # We have to fatch list of factoids from "factoid.txt" file.
    try:
      file_object = open(file_path, 'r')
      factoids_temp = file_object.readlines()
      file_object.close()
    except IOError, error:
      raise seash_exceptions.InitializeError("Error during initializing factoids module: '" + str(error) + "'.")
    
    # Newline characters in a list, read from a file are removed.
    for factoid in factoids_temp:
      factoids.append(factoid.strip('\n'))
    
    # A random factoid is printed every time user runs seash.
    print random.choice(factoids)+"\n"