# Path: socceraction/data/base.py
# class MissingDataError(Exception):
#     """Exception raised when a field is missing in the input data."""
# 
# Path: socceraction/data/opta/parsers/base.py
# class OptaJSONParser(OptaParser):
#     """Extract data from an Opta JSON data stream.
# 
#     Parameters
#     ----------
#     path : str
#         Path of the data file.
#     """
# 
#     def __init__(self, path: str, **kwargs: Any) -> None:
#         with open(path, 'rt', encoding='utf-8') as fh:
#             self.root = json.load(fh)
# 
# def assertget(dictionary: Dict[str, Any], key: str) -> Any:
#     """Return the value of the item with the specified key.
# 
#     In contrast to the default `get` method, this version will raise an
#     assertion error if the given key is not present in the dict.
# 
#     Parameters
#     ----------
#     dictionary : dict
#         A Python dictionary.
#     key : str
#         A key in the dictionary.
# 
#     Returns
#     -------
#     Any
#         Returns the value for the specified key if the key is in the dictionary.
# 
#     Raises
#     ------
#     AssertionError
#         If the given key could not be found in the dictionary.
#     """
#     value = dictionary.get(key)
#     assert value is not None, 'KeyError: ' + key + ' not found in ' + str(dictionary)
#     return value


from datetime import datetime
from typing import Any, Dict, List, Optional, Tuple
from ...base import MissingDataError
from .base import OptaJSONParser, assertget
        for team in teamdata:
            teamattr = assertget(team, '@attributes')
            side = assertget(teamattr, 'Side')
            teamid = assertget(teamattr, 'TeamRef')
            score = assertget(teamattr, 'Score')
            manager = (
                self._get_name(team["TeamOfficial"]["PersonName"])
                if "TeamOfficial" in team
                else None
            )
            if side == 'Home':
                game_dict['home_team_id'] = int(teamid[1:])
                game_dict['home_score'] = int(score)
                game_dict['home_manager'] = manager
            else:
                game_dict['away_team_id'] = int(teamid[1:])
                game_dict['away_score'] = int(score)
                game_dict['away_manager'] = manager
        return {game_id: game_dict}

    def extract_teams(self) -> Dict[int, Dict[str, Any]]:
        """Return a dictionary with all available teams.

        Returns
        -------
        dict
            A mapping between team IDs and the information available about
            each team in the data stream.
        """
        optadocument = self._get_doc()

# Path: socceraction/data/base.py
# class MissingDataError(Exception):
#     """Exception raised when a field is missing in the input data."""
# 
# Path: socceraction/data/opta/parsers/base.py
# class OptaJSONParser(OptaParser):
#     """Extract data from an Opta JSON data stream.
# 
#     Parameters
#     ----------
#     path : str
#         Path of the data file.
#     """
# 
#     def __init__(self, path: str, **kwargs: Any) -> None:
#         with open(path, 'rt', encoding='utf-8') as fh:
#             self.root = json.load(fh)
# 
# def assertget(dictionary: Dict[str, Any], key: str) -> Any:
#     """Return the value of the item with the specified key.
# 
#     In contrast to the default `get` method, this version will raise an
#     assertion error if the given key is not present in the dict.
# 
#     Parameters
#     ----------
#     dictionary : dict
#         A Python dictionary.
#     key : str
#         A key in the dictionary.
# 
#     Returns
#     -------
#     Any
#         Returns the value for the specified key if the key is in the dictionary.
# 
#     Raises
#     ------
#     AssertionError
#         If the given key could not be found in the dictionary.
#     """
#     value = dictionary.get(key)
#     assert value is not None, 'KeyError: ' + key + ' not found in ' + str(dictionary)
#     return value


# Path: socceraction/data/opta/parsers/f9_json.py
from datetime import datetime
from typing import Any, Dict, List, Optional, Tuple
from ...base import MissingDataError
from .base import OptaJSONParser, assertget

        for team in teamdata:
            teamattr = assertget(team, '@attributes')
            side = assertget(teamattr, 'Side')
            teamid = assertget(teamattr, 'TeamRef')
            score = assertget(teamattr, 'Score')
            manager = (
                self._get_name(team["TeamOfficial"]["PersonName"])
                if "TeamOfficial" in team
                else None
            )
            if side == 'Home':
                game_dict['home_team_id'] = int(teamid[1:])
                game_dict['home_score'] = int(score)
                game_dict['home_manager'] = manager
            else:
                game_dict['away_team_id'] = int(teamid[1:])
                game_dict['away_score'] = int(score)
                game_dict['away_manager'] = manager
        return {game_id: game_dict}

    def extract_teams(self) -> Dict[int, Dict[str, Any]]:
        """Return a dictionary with all available teams.

        Returns
        -------
        dict
            A mapping between team IDs and the information available about
            each team in the data stream.
        """
        optadocument = self._get_doc()

        root_teams = assertget(optadocument, "Team")