Fail request explictly when sqlite provider used on non-sqlite file

    wiggle as bx_wig,

)

from galaxy.exceptions import RequestParameterInvalidException

from galaxy.util import sqlite

from galaxy.util.compression_utils import get_fileobj

from . import (

    def __init__(self, source, query=None, **kwargs):

        self.query = query

        self.connection = sqlite.connect(source.dataset.get_file_name())

        datatype = source.datatype

        file_name = source.dataset.get_file_name()

        if not datatype.sniff(file_name):

            raise RequestParameterInvalidException("Dataset is not a SQlite file, cannot fetch data.")

        self.connection = sqlite.connect(file_name)

        super().__init__(source, **kwargs)

    def __iter__(self):