Source code for allensdk.core.exceptions

class DataFrameKeyError(LookupError):
    """More verbose method for accessing invalid rows or columns 
    in a dataframe. Should be used when a keyerror is thrown on a dataframe.
    """
    def __init__(self, msg, caught_exception=None):
        if caught_exception:
            error_string = "{}\nCaught Exception: {}".format(msg, caught_exception)
        else:
            error_string = msg
        super().__init__(error_string)


class DataFrameIndexError(LookupError):
    """More verbose method for accessing invalid rows or columns 
    in a dataframe. Should be used when an index error is thrown on a dataframe.
    """
    def __init__(self, msg, caught_exception=None):
        if caught_exception:
            error_string = "{}\nCaught Exception: {}".format(msg, caught_exception)
        else:
            error_string = msg
        super().__init__(error_string)


class MissingDataError(ValueError):
    pass