Avoid circular imports

khard/carddav_object.py

@@ -16,20 +16,22 @@
 import sys
 import time
 from typing import Any, Callable, Dict, List, Literal, Optional, Tuple, \
-    TypeVar, Union, Sequence, overload
+    TYPE_CHECKING, TypeVar, Union, Sequence, overload
 
 from atomicwrites import atomic_write
 from ruamel import yaml
 from ruamel.yaml import YAML
 import vobject
 
-from . import address_book  # pylint: disable=unused-import # for type checking
 from . import helpers
 from .helpers.typing import (Date, ObjectType, PostAddress, StrList,
     convert_to_vcard, list_to_string, string_to_date,
     string_to_list)
 from .query import AnyQuery, Query
 
+if TYPE_CHECKING:
+    from . import address_book
+
 
 logger = logging.getLogger(__name__)
 T = TypeVar("T")

khard/query.py

@@ -5,9 +5,10 @@
 from functools import reduce
 from operator import and_, or_
 import re
-from typing import cast, Any, Dict, List, Optional, Union
+from typing import cast, Any, Dict, List, Optional, TYPE_CHECKING, Union
 
-from . import carddav_object
+if TYPE_CHECKING:
+    from . import carddav_object
 
 # constants
 FIELD_PHONE_NUMBERS = "phone_numbers"
@@ -342,6 +343,8 @@ def parse(string: str) -> Union[TermQuery, FieldQuery]:
     :returns: a FieldQuery if the string contains a valid field specifier, a
         TermQuery otherwise
     """
+    from . import carddav_object
+
     if ":" in string:
         field, term = string.split(":", maxsplit=1)
         if field == "name":