import yaml

print yaml.load(open("pyyaml_242.yaml", "r"))

"""
Traceback (most recent call last):
  File "pyyaml.py", line 3, in <module>
    yaml.load(open("pyyaml.yaml", "r"))
  File "C:\Python26\lib\site-packages\yaml\__init__.py", line 58, in load
    return loader.get_single_data()
  File "C:\Python26\lib\site-packages\yaml\constructor.py", line 42, in get_single_data
    node = self.get_single_node()
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 36, in get_single_node
    document = self.compose_document()
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 55, in compose_document
    node = self.compose_node(None, None)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 84, in compose_node
    node = self.compose_mapping_node(anchor)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 133, in compose_mapping_node
    item_value = self.compose_node(node, item_key)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 84, in compose_node
    node = self.compose_mapping_node(anchor)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 133, in compose_mapping_node
    item_value = self.compose_node(node, item_key)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 84, in compose_node
    node = self.compose_mapping_node(anchor)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 133, in compose_mapping_node
    item_value = self.compose_node(node, item_key)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 84, in compose_node
    node = self.compose_mapping_node(anchor)
  File "C:\Python26\lib\site-packages\yaml\composer.py", line 127, in compose_mapping_node
    while not self.check_event(MappingEndEvent):
  File "C:\Python26\lib\site-packages\yaml\parser.py", line 93, in check_event
    self.current_event = self.state()
  File "C:\Python26\lib\site-packages\yaml\parser.py", line 423, in parse_block_mapping_key
    if self.check_token(KeyToken):
  File "C:\Python26\lib\site-packages\yaml\scanner.py", line 115, in check_token
    while self.need_more_tokens():
  File "C:\Python26\lib\site-packages\yaml\scanner.py", line 149, in need_more_tokens
    self.stale_possible_simple_keys()
  File "C:\Python26\lib\site-packages\yaml\scanner.py", line 289, in stale_possible_simple_keys
    "could not found expected ':'", self.get_mark())
yaml.scanner.ScannerError: while scanning a simple key
  in "pyyaml.yaml", line 14, column 5
could not found expected ':'
  in "pyyaml.yaml", line 14, column 1097
"""