diff --git a/scripts/init_serverless_sdk.py b/scripts/init_serverless_sdk.py
index 7fc7f64d05..05dd8c767a 100644
--- a/scripts/init_serverless_sdk.py
+++ b/scripts/init_serverless_sdk.py
@@ -10,11 +10,11 @@
 import re
 
 import sentry_sdk
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import Dsn
 from sentry_sdk.integrations.aws_lambda import AwsLambdaIntegration
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
 
 
diff --git a/sentry_sdk/_compat.py b/sentry_sdk/_compat.py
index 62abfd1622..4fa489569b 100644
--- a/sentry_sdk/_compat.py
+++ b/sentry_sdk/_compat.py
@@ -1,8 +1,8 @@
 import sys
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional
     from typing import Tuple
     from typing import Any
diff --git a/sentry_sdk/_functools.py b/sentry_sdk/_functools.py
index 8dcf79caaa..ceb603c052 100644
--- a/sentry_sdk/_functools.py
+++ b/sentry_sdk/_functools.py
@@ -5,9 +5,9 @@
 
 from functools import partial
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
 
diff --git a/sentry_sdk/_queue.py b/sentry_sdk/_queue.py
index fc845f70d1..44744ca1c6 100644
--- a/sentry_sdk/_queue.py
+++ b/sentry_sdk/_queue.py
@@ -16,9 +16,9 @@
 from collections import deque
 from time import time
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
 
 __all__ = ["EmptyError", "FullError", "Queue"]
diff --git a/sentry_sdk/_types.py b/sentry_sdk/_types.py
index 7064192977..2c4a703cb5 100644
--- a/sentry_sdk/_types.py
+++ b/sentry_sdk/_types.py
@@ -1,10 +1,14 @@
 try:
-    from typing import TYPE_CHECKING as MYPY
+    from typing import TYPE_CHECKING as TYPE_CHECKING
 except ImportError:
-    MYPY = False
+    TYPE_CHECKING = False
 
 
-if MYPY:
+# Re-exported for compat, since code out there in the wild might use this variable.
+MYPY = TYPE_CHECKING
+
+
+if TYPE_CHECKING:
     from types import TracebackType
     from typing import Any
     from typing import Callable
diff --git a/sentry_sdk/api.py b/sentry_sdk/api.py
index 70352d465d..1681ef48a0 100644
--- a/sentry_sdk/api.py
+++ b/sentry_sdk/api.py
@@ -3,10 +3,10 @@
 from sentry_sdk.hub import Hub
 from sentry_sdk.scope import Scope
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.tracing import NoOpSpan
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Optional
diff --git a/sentry_sdk/attachments.py b/sentry_sdk/attachments.py
index b7b6b0b45b..c15afd447b 100644
--- a/sentry_sdk/attachments.py
+++ b/sentry_sdk/attachments.py
@@ -1,10 +1,10 @@
 import os
 import mimetypes
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.envelope import Item, PayloadRef
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional, Union, Callable
 
 
diff --git a/sentry_sdk/client.py b/sentry_sdk/client.py
index 3c94ea6bf0..38b64e3798 100644
--- a/sentry_sdk/client.py
+++ b/sentry_sdk/client.py
@@ -30,9 +30,9 @@
 from sentry_sdk.envelope import Envelope
 from sentry_sdk.profiler import setup_profiler
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Dict
@@ -523,9 +523,9 @@ def __exit__(self, exc_type, exc_value, tb):
         self.close()
 
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     # Make mypy, PyCharm and other static analyzers think `get_options` is a
     # type to have nicer autocompletion for params.
     #
diff --git a/sentry_sdk/consts.py b/sentry_sdk/consts.py
index 99f70cdc7f..bf576a63e8 100644
--- a/sentry_sdk/consts.py
+++ b/sentry_sdk/consts.py
@@ -1,6 +1,6 @@
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     import sentry_sdk
 
     from typing import Optional
diff --git a/sentry_sdk/envelope.py b/sentry_sdk/envelope.py
index 24eb87b91f..2fb1bae387 100644
--- a/sentry_sdk/envelope.py
+++ b/sentry_sdk/envelope.py
@@ -3,11 +3,11 @@
 import mimetypes
 
 from sentry_sdk._compat import text_type, PY2
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.session import Session
 from sentry_sdk.utils import json_dumps, capture_internal_exceptions
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Optional
     from typing import Union
diff --git a/sentry_sdk/hub.py b/sentry_sdk/hub.py
index 6757b24b77..0f2d43ab2d 100644
--- a/sentry_sdk/hub.py
+++ b/sentry_sdk/hub.py
@@ -18,9 +18,9 @@
     ContextVar,
 )
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Union
     from typing import Any
     from typing import Optional
@@ -125,9 +125,9 @@ def _init(*args, **kwargs):
     return rv
 
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     # Make mypy, PyCharm and other static analyzers think `init` is a type to
     # have nicer autocompletion for params.
     #
@@ -223,7 +223,7 @@ class Hub(with_metaclass(HubMeta)):  # type: ignore
 
     # Mypy doesn't pick up on the metaclass.
 
-    if MYPY:
+    if TYPE_CHECKING:
         current = None  # type: Hub
         main = None  # type: Hub
 
diff --git a/sentry_sdk/integrations/__init__.py b/sentry_sdk/integrations/__init__.py
index 8d32741542..a2bbc04260 100644
--- a/sentry_sdk/integrations/__init__.py
+++ b/sentry_sdk/integrations/__init__.py
@@ -6,9 +6,9 @@
 from sentry_sdk._compat import iteritems
 from sentry_sdk.utils import logger
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Callable
     from typing import Dict
     from typing import Iterator
diff --git a/sentry_sdk/integrations/_wsgi_common.py b/sentry_sdk/integrations/_wsgi_common.py
index 1b7b222f18..21f7ba1a6e 100644
--- a/sentry_sdk/integrations/_wsgi_common.py
+++ b/sentry_sdk/integrations/_wsgi_common.py
@@ -4,9 +4,9 @@
 from sentry_sdk.utils import AnnotatedValue
 from sentry_sdk._compat import text_type, iteritems
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     import sentry_sdk
 
     from typing import Any
diff --git a/sentry_sdk/integrations/aiohttp.py b/sentry_sdk/integrations/aiohttp.py
index d1728f6edb..8b6c783530 100644
--- a/sentry_sdk/integrations/aiohttp.py
+++ b/sentry_sdk/integrations/aiohttp.py
@@ -29,9 +29,9 @@
 except ImportError:
     raise DidNotEnable("AIOHTTP not installed")
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from aiohttp.web_request import Request
     from aiohttp.abc import AbstractMatchInfo
     from typing import Any
diff --git a/sentry_sdk/integrations/argv.py b/sentry_sdk/integrations/argv.py
index f005521d32..fea08619d5 100644
--- a/sentry_sdk/integrations/argv.py
+++ b/sentry_sdk/integrations/argv.py
@@ -6,9 +6,9 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk.scope import add_global_event_processor
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional
 
     from sentry_sdk._types import Event, Hint
diff --git a/sentry_sdk/integrations/arq.py b/sentry_sdk/integrations/arq.py
index 195272a4c7..1a6ba0e7c4 100644
--- a/sentry_sdk/integrations/arq.py
+++ b/sentry_sdk/integrations/arq.py
@@ -3,7 +3,7 @@
 import sys
 
 from sentry_sdk._compat import reraise
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk import Hub
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import _should_send_default_pii
@@ -24,7 +24,7 @@
 except ImportError:
     raise DidNotEnable("Arq is not installed")
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Dict, Optional
 
     from sentry_sdk._types import EventProcessor, Event, ExcInfo, Hint
diff --git a/sentry_sdk/integrations/asgi.py b/sentry_sdk/integrations/asgi.py
index 6952957618..6fd4026ada 100644
--- a/sentry_sdk/integrations/asgi.py
+++ b/sentry_sdk/integrations/asgi.py
@@ -9,7 +9,7 @@
 import urllib
 
 from sentry_sdk._functools import partial
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.integrations._wsgi_common import _filter_headers
@@ -29,7 +29,7 @@
 )
 from sentry_sdk.tracing import Transaction
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Dict
     from typing import Any
     from typing import Optional
diff --git a/sentry_sdk/integrations/asyncio.py b/sentry_sdk/integrations/asyncio.py
index 4f33965539..c31364b940 100644
--- a/sentry_sdk/integrations/asyncio.py
+++ b/sentry_sdk/integrations/asyncio.py
@@ -5,7 +5,7 @@
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import Hub
 from sentry_sdk.integrations import Integration, DidNotEnable
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import event_from_exception
 
 try:
@@ -15,7 +15,7 @@
     raise DidNotEnable("asyncio not available")
 
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
 
     from sentry_sdk._types import ExcInfo
diff --git a/sentry_sdk/integrations/atexit.py b/sentry_sdk/integrations/atexit.py
index 18fe657bff..36d7025a1e 100644
--- a/sentry_sdk/integrations/atexit.py
+++ b/sentry_sdk/integrations/atexit.py
@@ -8,9 +8,9 @@
 from sentry_sdk.utils import logger
 from sentry_sdk.integrations import Integration
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
 
     from typing import Any
     from typing import Optional
diff --git a/sentry_sdk/integrations/aws_lambda.py b/sentry_sdk/integrations/aws_lambda.py
index 6017adfa7b..1f511b99b0 100644
--- a/sentry_sdk/integrations/aws_lambda.py
+++ b/sentry_sdk/integrations/aws_lambda.py
@@ -16,9 +16,9 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk.integrations._wsgi_common import _filter_headers
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import TypeVar
     from typing import Callable
diff --git a/sentry_sdk/integrations/beam.py b/sentry_sdk/integrations/beam.py
index 30faa3814f..ea45087d05 100644
--- a/sentry_sdk/integrations/beam.py
+++ b/sentry_sdk/integrations/beam.py
@@ -9,9 +9,9 @@
 from sentry_sdk.utils import capture_internal_exceptions, event_from_exception
 from sentry_sdk.integrations import Integration
 from sentry_sdk.integrations.logging import ignore_logger
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Iterator
     from typing import TypeVar
diff --git a/sentry_sdk/integrations/boto3.py b/sentry_sdk/integrations/boto3.py
index d86628402e..ac07394177 100644
--- a/sentry_sdk/integrations/boto3.py
+++ b/sentry_sdk/integrations/boto3.py
@@ -6,10 +6,10 @@
 from sentry_sdk.tracing import Span
 
 from sentry_sdk._functools import partial
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import parse_url
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Optional
diff --git a/sentry_sdk/integrations/bottle.py b/sentry_sdk/integrations/bottle.py
index 271fc150b1..71c4f127f6 100644
--- a/sentry_sdk/integrations/bottle.py
+++ b/sentry_sdk/integrations/bottle.py
@@ -11,9 +11,9 @@
 from sentry_sdk.integrations.wsgi import SentryWsgiMiddleware
 from sentry_sdk.integrations._wsgi_common import RequestExtractor
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from sentry_sdk.integrations.wsgi import _ScopedResponse
     from typing import Any
     from typing import Dict
diff --git a/sentry_sdk/integrations/celery.py b/sentry_sdk/integrations/celery.py
index ea865b35a4..f8541fa0b2 100644
--- a/sentry_sdk/integrations/celery.py
+++ b/sentry_sdk/integrations/celery.py
@@ -13,10 +13,10 @@
 from sentry_sdk._compat import reraise
 from sentry_sdk.integrations import Integration, DidNotEnable
 from sentry_sdk.integrations.logging import ignore_logger
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk._functools import wraps
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import TypeVar
     from typing import Callable
diff --git a/sentry_sdk/integrations/chalice.py b/sentry_sdk/integrations/chalice.py
index 80069b2951..6381850560 100644
--- a/sentry_sdk/integrations/chalice.py
+++ b/sentry_sdk/integrations/chalice.py
@@ -9,14 +9,14 @@
     capture_internal_exceptions,
     event_from_exception,
 )
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk._functools import wraps
 
 import chalice  # type: ignore
 from chalice import Chalice, ChaliceViewError
 from chalice.app import EventSourceHandler as ChaliceEventSourceHandler  # type: ignore
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import TypeVar
diff --git a/sentry_sdk/integrations/cloud_resource_context.py b/sentry_sdk/integrations/cloud_resource_context.py
index c7b96c35a8..b8e85c5f19 100644
--- a/sentry_sdk/integrations/cloud_resource_context.py
+++ b/sentry_sdk/integrations/cloud_resource_context.py
@@ -5,9 +5,9 @@
 from sentry_sdk.api import set_context
 from sentry_sdk.utils import logger
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Dict
 
 
diff --git a/sentry_sdk/integrations/dedupe.py b/sentry_sdk/integrations/dedupe.py
index b023df2042..04208f608a 100644
--- a/sentry_sdk/integrations/dedupe.py
+++ b/sentry_sdk/integrations/dedupe.py
@@ -3,9 +3,9 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk.scope import add_global_event_processor
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional
 
     from sentry_sdk._types import Event, Hint
diff --git a/sentry_sdk/integrations/django/__init__.py b/sentry_sdk/integrations/django/__init__.py
index d905981a0f..ab68a396c7 100644
--- a/sentry_sdk/integrations/django/__init__.py
+++ b/sentry_sdk/integrations/django/__init__.py
@@ -5,7 +5,7 @@
 import threading
 import weakref
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.scope import add_global_event_processor
@@ -51,7 +51,7 @@
 from sentry_sdk.integrations.django.views import patch_views
 
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Dict
diff --git a/sentry_sdk/integrations/django/asgi.py b/sentry_sdk/integrations/django/asgi.py
index 721b2444cf..7f40671526 100644
--- a/sentry_sdk/integrations/django/asgi.py
+++ b/sentry_sdk/integrations/django/asgi.py
@@ -9,12 +9,12 @@
 import asyncio
 
 from sentry_sdk import Hub, _functools
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 
 from sentry_sdk.integrations.asgi import SentryAsgiMiddleware
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Union
     from typing import Callable
@@ -109,7 +109,7 @@ def _asgi_middleware_mixin_factory(_check_middleware_span):
     """
 
     class SentryASGIMixin:
-        if MYPY:
+        if TYPE_CHECKING:
             _inner = None
 
         def __init__(self, get_response):
diff --git a/sentry_sdk/integrations/django/middleware.py b/sentry_sdk/integrations/django/middleware.py
index 35680e10b1..5ef0b0838e 100644
--- a/sentry_sdk/integrations/django/middleware.py
+++ b/sentry_sdk/integrations/django/middleware.py
@@ -6,7 +6,7 @@
 
 from sentry_sdk import Hub
 from sentry_sdk._functools import wraps
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 from sentry_sdk.utils import (
     ContextVar,
@@ -14,7 +14,7 @@
     capture_internal_exceptions,
 )
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Optional
diff --git a/sentry_sdk/integrations/django/signals_handlers.py b/sentry_sdk/integrations/django/signals_handlers.py
index 194c81837e..dd1893dcd6 100644
--- a/sentry_sdk/integrations/django/signals_handlers.py
+++ b/sentry_sdk/integrations/django/signals_handlers.py
@@ -5,11 +5,11 @@
 
 from sentry_sdk import Hub
 from sentry_sdk._functools import wraps
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import List
diff --git a/sentry_sdk/integrations/django/templates.py b/sentry_sdk/integrations/django/templates.py
index 39279be4ce..80be0977e6 100644
--- a/sentry_sdk/integrations/django/templates.py
+++ b/sentry_sdk/integrations/django/templates.py
@@ -2,10 +2,10 @@
 from django import VERSION as DJANGO_VERSION
 
 from sentry_sdk import _functools, Hub
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Optional
diff --git a/sentry_sdk/integrations/django/transactions.py b/sentry_sdk/integrations/django/transactions.py
index 8b6fc95f99..91349c4bf9 100644
--- a/sentry_sdk/integrations/django/transactions.py
+++ b/sentry_sdk/integrations/django/transactions.py
@@ -7,9 +7,9 @@
 
 import re
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from django.urls.resolvers import URLResolver
     from typing import Dict
     from typing import List
diff --git a/sentry_sdk/integrations/django/views.py b/sentry_sdk/integrations/django/views.py
index 6c03b33edb..716d738ce8 100644
--- a/sentry_sdk/integrations/django/views.py
+++ b/sentry_sdk/integrations/django/views.py
@@ -1,9 +1,9 @@
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import Hub
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk import _functools
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
 
 
diff --git a/sentry_sdk/integrations/excepthook.py b/sentry_sdk/integrations/excepthook.py
index 1f16ff0b06..514e082b31 100644
--- a/sentry_sdk/integrations/excepthook.py
+++ b/sentry_sdk/integrations/excepthook.py
@@ -4,9 +4,9 @@
 from sentry_sdk.utils import capture_internal_exceptions, event_from_exception
 from sentry_sdk.integrations import Integration
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Callable
     from typing import Any
     from typing import Type
diff --git a/sentry_sdk/integrations/executing.py b/sentry_sdk/integrations/executing.py
index 4fbf729bb1..e8636b61f8 100644
--- a/sentry_sdk/integrations/executing.py
+++ b/sentry_sdk/integrations/executing.py
@@ -1,12 +1,12 @@
 from __future__ import absolute_import
 
 from sentry_sdk import Hub
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.integrations import Integration, DidNotEnable
 from sentry_sdk.scope import add_global_event_processor
 from sentry_sdk.utils import walk_exception_chain, iter_stacks
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional
 
     from sentry_sdk._types import Event, Hint
diff --git a/sentry_sdk/integrations/falcon.py b/sentry_sdk/integrations/falcon.py
index fd4648a4b6..f4bc361fa7 100644
--- a/sentry_sdk/integrations/falcon.py
+++ b/sentry_sdk/integrations/falcon.py
@@ -10,9 +10,9 @@
     event_from_exception,
 )
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Optional
diff --git a/sentry_sdk/integrations/fastapi.py b/sentry_sdk/integrations/fastapi.py
index 5dde0e7d37..d43825e1b2 100644
--- a/sentry_sdk/integrations/fastapi.py
+++ b/sentry_sdk/integrations/fastapi.py
@@ -1,12 +1,12 @@
 import asyncio
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.integrations import DidNotEnable
 from sentry_sdk.tracing import SOURCE_FOR_STYLE, TRANSACTION_SOURCE_ROUTE
 from sentry_sdk.utils import transaction_from_function
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Callable, Dict
     from sentry_sdk.scope import Scope
 
diff --git a/sentry_sdk/integrations/flask.py b/sentry_sdk/integrations/flask.py
index e1755f548b..a795a820c9 100644
--- a/sentry_sdk/integrations/flask.py
+++ b/sentry_sdk/integrations/flask.py
@@ -1,6 +1,6 @@
 from __future__ import absolute_import
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.integrations import DidNotEnable, Integration
 from sentry_sdk.integrations._wsgi_common import RequestExtractor
@@ -12,7 +12,7 @@
     event_from_exception,
 )
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Callable, Dict, Union
 
     from sentry_sdk._types import EventProcessor
diff --git a/sentry_sdk/integrations/gcp.py b/sentry_sdk/integrations/gcp.py
index a69637a409..5ecb26af15 100644
--- a/sentry_sdk/integrations/gcp.py
+++ b/sentry_sdk/integrations/gcp.py
@@ -16,13 +16,13 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk.integrations._wsgi_common import _filter_headers
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
 # Constants
 TIMEOUT_WARNING_BUFFER = 1.5  # Buffer time required to send timeout warning to Sentry
 MILLIS_TO_SECONDS = 1000.0
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import TypeVar
     from typing import Callable
diff --git a/sentry_sdk/integrations/gnu_backtrace.py b/sentry_sdk/integrations/gnu_backtrace.py
index e0ec110547..ad9c437878 100644
--- a/sentry_sdk/integrations/gnu_backtrace.py
+++ b/sentry_sdk/integrations/gnu_backtrace.py
@@ -5,9 +5,9 @@
 from sentry_sdk.scope import add_global_event_processor
 from sentry_sdk.utils import capture_internal_exceptions
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
 
diff --git a/sentry_sdk/integrations/httpx.py b/sentry_sdk/integrations/httpx.py
index 961ef25b02..4d3a7e8e22 100644
--- a/sentry_sdk/integrations/httpx.py
+++ b/sentry_sdk/integrations/httpx.py
@@ -4,9 +4,9 @@
 from sentry_sdk.tracing_utils import should_propagate_trace
 from sentry_sdk.utils import logger, parse_url
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
 
 
diff --git a/sentry_sdk/integrations/huey.py b/sentry_sdk/integrations/huey.py
index 74ce4d35d5..7c3fcbc70c 100644
--- a/sentry_sdk/integrations/huey.py
+++ b/sentry_sdk/integrations/huey.py
@@ -4,7 +4,7 @@
 from datetime import datetime
 
 from sentry_sdk._compat import reraise
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk import Hub
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import _should_send_default_pii
@@ -16,7 +16,7 @@
     SENSITIVE_DATA_SUBSTITUTE,
 )
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Callable, Optional, Union, TypeVar
 
     from sentry_sdk._types import EventProcessor, Event, Hint
diff --git a/sentry_sdk/integrations/logging.py b/sentry_sdk/integrations/logging.py
index 1d48922076..782180eea7 100644
--- a/sentry_sdk/integrations/logging.py
+++ b/sentry_sdk/integrations/logging.py
@@ -14,9 +14,9 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk._compat import iteritems
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from logging import LogRecord
     from typing import Any
     from typing import Dict
diff --git a/sentry_sdk/integrations/modules.py b/sentry_sdk/integrations/modules.py
index 3d78cb89bb..c9066ebda6 100644
--- a/sentry_sdk/integrations/modules.py
+++ b/sentry_sdk/integrations/modules.py
@@ -4,9 +4,9 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk.scope import add_global_event_processor
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Tuple
diff --git a/sentry_sdk/integrations/opentelemetry/propagator.py b/sentry_sdk/integrations/opentelemetry/propagator.py
index 7b2a88e347..3e1f696939 100644
--- a/sentry_sdk/integrations/opentelemetry/propagator.py
+++ b/sentry_sdk/integrations/opentelemetry/propagator.py
@@ -30,9 +30,9 @@
     SENTRY_TRACE_HEADER_NAME,
 )
 from sentry_sdk.tracing_utils import Baggage, extract_sentrytrace_data
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional
     from typing import Set
 
diff --git a/sentry_sdk/integrations/opentelemetry/span_processor.py b/sentry_sdk/integrations/opentelemetry/span_processor.py
index 0017708a97..2c50082ff2 100644
--- a/sentry_sdk/integrations/opentelemetry/span_processor.py
+++ b/sentry_sdk/integrations/opentelemetry/span_processor.py
@@ -24,11 +24,11 @@
 from sentry_sdk.scope import add_global_event_processor
 from sentry_sdk.tracing import Transaction, Span as SentrySpan
 from sentry_sdk.utils import Dsn
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
 from urllib3.util import parse_url as urlparse  # type: ignore
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Union
diff --git a/sentry_sdk/integrations/pure_eval.py b/sentry_sdk/integrations/pure_eval.py
index c804447796..5a2419c267 100644
--- a/sentry_sdk/integrations/pure_eval.py
+++ b/sentry_sdk/integrations/pure_eval.py
@@ -3,12 +3,12 @@
 import ast
 
 from sentry_sdk import Hub, serializer
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.integrations import Integration, DidNotEnable
 from sentry_sdk.scope import add_global_event_processor
 from sentry_sdk.utils import walk_exception_chain, iter_stacks
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional, Dict, Any, Tuple, List
     from types import FrameType
 
diff --git a/sentry_sdk/integrations/pymongo.py b/sentry_sdk/integrations/pymongo.py
index ca4669ec9e..0a94d46813 100644
--- a/sentry_sdk/integrations/pymongo.py
+++ b/sentry_sdk/integrations/pymongo.py
@@ -7,14 +7,14 @@
 from sentry_sdk.tracing import Span
 from sentry_sdk.utils import capture_internal_exceptions
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
 try:
     from pymongo import monitoring
 except ImportError:
     raise DidNotEnable("Pymongo not installed")
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Dict, Union
 
     from pymongo.monitoring import (
diff --git a/sentry_sdk/integrations/pyramid.py b/sentry_sdk/integrations/pyramid.py
index 1e234fcffd..6bfed0318f 100644
--- a/sentry_sdk/integrations/pyramid.py
+++ b/sentry_sdk/integrations/pyramid.py
@@ -23,9 +23,9 @@
 except ImportError:
     raise DidNotEnable("Pyramid not installed")
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from pyramid.response import Response
     from typing import Any
     from sentry_sdk.integrations.wsgi import _ScopedResponse
diff --git a/sentry_sdk/integrations/quart.py b/sentry_sdk/integrations/quart.py
index e1d4228651..9525f435b3 100644
--- a/sentry_sdk/integrations/quart.py
+++ b/sentry_sdk/integrations/quart.py
@@ -11,9 +11,9 @@
     event_from_exception,
 )
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Union
diff --git a/sentry_sdk/integrations/redis.py b/sentry_sdk/integrations/redis.py
index aae5647f3d..5a15da1060 100644
--- a/sentry_sdk/integrations/redis.py
+++ b/sentry_sdk/integrations/redis.py
@@ -5,9 +5,9 @@
 from sentry_sdk.utils import capture_internal_exceptions, logger
 from sentry_sdk.integrations import Integration, DidNotEnable
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Sequence
 
 _SINGLE_KEY_COMMANDS = frozenset(
diff --git a/sentry_sdk/integrations/rq.py b/sentry_sdk/integrations/rq.py
index 3b74d8f9be..2696cbff3c 100644
--- a/sentry_sdk/integrations/rq.py
+++ b/sentry_sdk/integrations/rq.py
@@ -21,9 +21,9 @@
 except ImportError:
     raise DidNotEnable("RQ not installed")
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Callable, Dict
 
     from sentry_sdk._types import EventProcessor
diff --git a/sentry_sdk/integrations/sanic.py b/sentry_sdk/integrations/sanic.py
index 8892f93ed7..e6838ab9b0 100644
--- a/sentry_sdk/integrations/sanic.py
+++ b/sentry_sdk/integrations/sanic.py
@@ -15,9 +15,9 @@
 from sentry_sdk.integrations._wsgi_common import RequestExtractor, _filter_headers
 from sentry_sdk.integrations.logging import ignore_logger
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Optional
diff --git a/sentry_sdk/integrations/serverless.py b/sentry_sdk/integrations/serverless.py
index c22fbfd37f..534034547a 100644
--- a/sentry_sdk/integrations/serverless.py
+++ b/sentry_sdk/integrations/serverless.py
@@ -6,9 +6,9 @@
 from sentry_sdk._functools import wraps
 
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import TypeVar
diff --git a/sentry_sdk/integrations/spark/spark_driver.py b/sentry_sdk/integrations/spark/spark_driver.py
index ea43c37821..b3085fc4af 100644
--- a/sentry_sdk/integrations/spark/spark_driver.py
+++ b/sentry_sdk/integrations/spark/spark_driver.py
@@ -3,9 +3,9 @@
 from sentry_sdk.integrations import Integration
 from sentry_sdk.utils import capture_internal_exceptions
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Optional
 
diff --git a/sentry_sdk/integrations/spark/spark_worker.py b/sentry_sdk/integrations/spark/spark_worker.py
index 2c27647dab..cd4eb0f28b 100644
--- a/sentry_sdk/integrations/spark/spark_worker.py
+++ b/sentry_sdk/integrations/spark/spark_worker.py
@@ -13,9 +13,9 @@
     event_hint_with_exc_info,
 )
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Optional
 
diff --git a/sentry_sdk/integrations/sqlalchemy.py b/sentry_sdk/integrations/sqlalchemy.py
index 68e671cd92..64e90aa187 100644
--- a/sentry_sdk/integrations/sqlalchemy.py
+++ b/sentry_sdk/integrations/sqlalchemy.py
@@ -2,7 +2,7 @@
 
 import re
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.hub import Hub
 from sentry_sdk.integrations import Integration, DidNotEnable
 from sentry_sdk.tracing_utils import record_sql_queries
@@ -14,7 +14,7 @@
 except ImportError:
     raise DidNotEnable("SQLAlchemy not installed.")
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import ContextManager
     from typing import Optional
diff --git a/sentry_sdk/integrations/starlette.py b/sentry_sdk/integrations/starlette.py
index 7b213f186b..a49f0bd67c 100644
--- a/sentry_sdk/integrations/starlette.py
+++ b/sentry_sdk/integrations/starlette.py
@@ -4,7 +4,7 @@
 import functools
 
 from sentry_sdk._compat import iteritems
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.consts import OP
 from sentry_sdk.hub import Hub, _should_send_default_pii
 from sentry_sdk.integrations import DidNotEnable, Integration
@@ -21,7 +21,7 @@
     transaction_from_function,
 )
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any, Awaitable, Callable, Dict, Optional
 
     from sentry_sdk.scope import Scope as SentryScope
diff --git a/sentry_sdk/integrations/stdlib.py b/sentry_sdk/integrations/stdlib.py
index 280f7ced47..f4218b9ed4 100644
--- a/sentry_sdk/integrations/stdlib.py
+++ b/sentry_sdk/integrations/stdlib.py
@@ -15,9 +15,9 @@
     parse_url,
 )
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Dict
diff --git a/sentry_sdk/integrations/threading.py b/sentry_sdk/integrations/threading.py
index f29e5e8797..189731610b 100644
--- a/sentry_sdk/integrations/threading.py
+++ b/sentry_sdk/integrations/threading.py
@@ -5,11 +5,11 @@
 
 from sentry_sdk import Hub
 from sentry_sdk._compat import reraise
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.integrations import Integration
 from sentry_sdk.utils import event_from_exception, capture_internal_exceptions
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import TypeVar
     from typing import Callable
diff --git a/sentry_sdk/integrations/tornado.py b/sentry_sdk/integrations/tornado.py
index a64f4f5b11..502aec9800 100644
--- a/sentry_sdk/integrations/tornado.py
+++ b/sentry_sdk/integrations/tornado.py
@@ -32,9 +32,9 @@
 except ImportError:
     raise DidNotEnable("Tornado not installed")
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Optional
     from typing import Dict
diff --git a/sentry_sdk/integrations/trytond.py b/sentry_sdk/integrations/trytond.py
index 062a756993..625c1eeda3 100644
--- a/sentry_sdk/integrations/trytond.py
+++ b/sentry_sdk/integrations/trytond.py
@@ -2,12 +2,12 @@
 import sentry_sdk.utils
 import sentry_sdk.integrations
 import sentry_sdk.integrations.wsgi
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
 from trytond.exceptions import TrytonException  # type: ignore
 from trytond.wsgi import app  # type: ignore
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
 
 
diff --git a/sentry_sdk/integrations/wsgi.py b/sentry_sdk/integrations/wsgi.py
index f8b41dc12c..0ab7440afd 100644
--- a/sentry_sdk/integrations/wsgi.py
+++ b/sentry_sdk/integrations/wsgi.py
@@ -13,9 +13,9 @@
 from sentry_sdk.sessions import auto_session_tracking
 from sentry_sdk.integrations._wsgi_common import _filter_headers
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Callable
     from typing import Dict
     from typing import Iterator
diff --git a/sentry_sdk/profiler.py b/sentry_sdk/profiler.py
index 96ee5f30f9..1695fa34f1 100644
--- a/sentry_sdk/profiler.py
+++ b/sentry_sdk/profiler.py
@@ -24,7 +24,7 @@
 
 import sentry_sdk
 from sentry_sdk._compat import PY33, PY311
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import (
     filename_for_module,
     logger,
@@ -32,7 +32,7 @@
     set_in_app_in_frames,
 )
 
-if MYPY:
+if TYPE_CHECKING:
     from types import FrameType
     from typing import Any
     from typing import Callable
diff --git a/sentry_sdk/scope.py b/sentry_sdk/scope.py
index 717f5bb653..b8978c0769 100644
--- a/sentry_sdk/scope.py
+++ b/sentry_sdk/scope.py
@@ -3,12 +3,12 @@
 from itertools import chain
 
 from sentry_sdk._functools import wraps
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import logger, capture_internal_exceptions
 from sentry_sdk.tracing import Transaction
 from sentry_sdk.attachments import Attachment
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Dict
     from typing import Optional
diff --git a/sentry_sdk/serializer.py b/sentry_sdk/serializer.py
index c1631e47f4..74cbe45b56 100644
--- a/sentry_sdk/serializer.py
+++ b/sentry_sdk/serializer.py
@@ -24,9 +24,9 @@
     binary_sequence_types,
 )
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from datetime import timedelta
 
     from types import TracebackType
diff --git a/sentry_sdk/session.py b/sentry_sdk/session.py
index 98a8c72cbb..b0c3d538d0 100644
--- a/sentry_sdk/session.py
+++ b/sentry_sdk/session.py
@@ -1,10 +1,10 @@
 import uuid
 from datetime import datetime
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import format_timestamp
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Optional
     from typing import Union
     from typing import Any
diff --git a/sentry_sdk/sessions.py b/sentry_sdk/sessions.py
index 4e4d21b89c..a8f2aedd99 100644
--- a/sentry_sdk/sessions.py
+++ b/sentry_sdk/sessions.py
@@ -6,10 +6,10 @@
 import sentry_sdk
 from sentry_sdk.envelope import Envelope
 from sentry_sdk.session import Session
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 from sentry_sdk.utils import format_timestamp
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Dict
diff --git a/sentry_sdk/tracing.py b/sentry_sdk/tracing.py
index 4dbc373aa8..efcfc165db 100644
--- a/sentry_sdk/tracing.py
+++ b/sentry_sdk/tracing.py
@@ -6,10 +6,10 @@
 import sentry_sdk
 from sentry_sdk.consts import INSTRUMENTER
 from sentry_sdk.utils import logger, nanosecond_time
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
 
-if MYPY:
+if TYPE_CHECKING:
     import typing
 
     from typing import Optional
diff --git a/sentry_sdk/tracing_utils.py b/sentry_sdk/tracing_utils.py
index 50d684c388..64155defdf 100644
--- a/sentry_sdk/tracing_utils.py
+++ b/sentry_sdk/tracing_utils.py
@@ -15,7 +15,7 @@
     to_string,
 )
 from sentry_sdk._compat import PY2, iteritems
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
 if PY2:
     from collections import Mapping
@@ -24,7 +24,7 @@
     from collections.abc import Mapping
     from urllib.parse import quote, unquote
 
-if MYPY:
+if TYPE_CHECKING:
     import typing
 
     from typing import Any
@@ -398,5 +398,5 @@ def should_propagate_trace(hub, url):
 # Circular imports
 from sentry_sdk.tracing import LOW_QUALITY_TRANSACTION_SOURCES
 
-if MYPY:
+if TYPE_CHECKING:
     from sentry_sdk.tracing import Span, Transaction
diff --git a/sentry_sdk/transport.py b/sentry_sdk/transport.py
index 4937668cc7..9407a4b7be 100644
--- a/sentry_sdk/transport.py
+++ b/sentry_sdk/transport.py
@@ -13,9 +13,9 @@
 from sentry_sdk.worker import BackgroundWorker
 from sentry_sdk.envelope import Envelope, Item, PayloadRef
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Callable
     from typing import Dict
diff --git a/sentry_sdk/utils.py b/sentry_sdk/utils.py
index 48098a885b..6f1a2cb80a 100644
--- a/sentry_sdk/utils.py
+++ b/sentry_sdk/utils.py
@@ -39,9 +39,9 @@
 
 import sentry_sdk
 from sentry_sdk._compat import PY2, PY33, PY37, implements_str, text_type, urlparse
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from types import FrameType, TracebackType
     from typing import (
         Any,
@@ -407,7 +407,7 @@ def substituted_because_contains_sensitive_data(cls):
         )
 
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import TypeVar
 
     T = TypeVar("T")
diff --git a/sentry_sdk/worker.py b/sentry_sdk/worker.py
index 310ba3bfb4..ca0ca28d94 100644
--- a/sentry_sdk/worker.py
+++ b/sentry_sdk/worker.py
@@ -7,9 +7,9 @@
 from sentry_sdk.utils import logger
 from sentry_sdk.consts import DEFAULT_QUEUE_SIZE
 
-from sentry_sdk._types import MYPY
+from sentry_sdk._types import TYPE_CHECKING
 
-if MYPY:
+if TYPE_CHECKING:
     from typing import Any
     from typing import Optional
     from typing import Callable