resolve discovery errors

data_diff/utils.py

@@ -1,5 +1,6 @@
 import json
 import logging
+import math
 import re
 import string
 from abc import abstractmethod

tests/test_query.py

@@ -1,7 +1,7 @@
 from datetime import datetime
 from typing import List, Optional
 import unittest
-from data_diff.abcs.database_types import AbstractDatabase, AbstractDialect
+from data_diff.databases.base import Database, BaseDialect
 from data_diff.utils import CaseInsensitiveDict, CaseSensitiveDict
 
 from data_diff.databases.base import Compiler, CompileError
@@ -14,7 +14,7 @@ def normalize_spaces(s: str):
     return " ".join(s.split())
 
 
-class MockDialect(AbstractDialect):
+class MockDialect(BaseDialect):
     name = "MockDialect"
 
     PLACEHOLDER_TABLE = None
@@ -72,7 +72,7 @@ def load_mixins(self):
     parse_type = NotImplemented
 
 
-class MockDatabase(AbstractDatabase):
+class MockDatabase(Database):
     dialect = MockDialect()
 
     _query = NotImplemented

tests/test_sql.py

@@ -3,7 +3,8 @@
 from tests.common import TEST_MYSQL_CONN_STRING
 
 from data_diff.databases import connect
-from data_diff.queries.api import Compiler, Count, Explain, Select, table, In, BinOp, Code
+from data_diff.queries.api import Count, Explain, Select, table, In, BinOp, Code
+from data_diff.databases.base import Compiler
 
 
 class TestSQL(unittest.TestCase):