my.core: deprecate Path/dataclass imports from my.core during type checking

runtime still works for backwards compatibility

my/location/fallback/via_ip.py

@@ -4,9 +4,10 @@ Converts IP addresses provided by my.location.ip to estimated locations
 
 REQUIRES = ["git+https://github.com/seanbreckenridge/ipgeocache"]
 
+from dataclasses import dataclass
 from datetime import timedelta
 
-from my.core import dataclass, Stats, make_config
+from my.core import Stats, make_config
 from my.config import location
 from my.core.warnings import medium
 

my/location/google_takeout_semantic.py

@@ -7,12 +7,13 @@ Extracts semantic location history using google_takeout_parser
 
 REQUIRES = ["git+https://github.com/seanbreckenridge/google_takeout_parser"]
 
+from dataclasses import dataclass
 from typing import Iterator, List
 
 from my.google.takeout.parser import events, _cachew_depends_on as _parser_cachew_depends_on
 from google_takeout_parser.models import PlaceVisit as SemanticLocation
 
-from my.core import dataclass, make_config, stat, LazyLogger, Stats
+from my.core import make_config, stat, LazyLogger, Stats
 from my.core.cachew import mcachew
 from my.core.error import Res
 from .common import Location

my/location/gpslogger.py

@@ -4,8 +4,11 @@ Parse [[https://github.com/mendhak/gpslogger][gpslogger]] .gpx (xml) files
 
 REQUIRES = ["gpxpy"]
 
+
+from dataclasses import dataclass
+
 from my.config import location
-from my.core import Paths, dataclass
+from my.core import Paths
 
 
 @dataclass