From: Sergey Miryanov <sergey.miryanov@gmail.com>
Date: Sat, 2 May 2026 09:23:16 +0000 (+0500)
Subject: GH-148932: Improve error message if profiling.sampling run from venv on Windows platf... 
X-Git-Tag: v3.15.0b1~122
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=fea2a57282d243edd95c2166aa685c2568c47eaf;p=thirdparty%2FPython%2Fcpython.git

GH-148932: Improve error message if profiling.sampling run from venv on Windows platform (#149247)
---

diff --git a/Lib/profiling/sampling/sample.py b/Lib/profiling/sampling/sample.py
index 6a76bbeeb24e..9195f5ee6dd3 100644
--- a/Lib/profiling/sampling/sample.py
+++ b/Lib/profiling/sampling/sample.py
@@ -58,6 +58,10 @@ class SampleProfiler:
         try:
             self.unwinder = self._new_unwinder(native, gc, opcodes, skip_non_matching_threads)
         except RuntimeError as err:
+            if os.name == "nt" and sys.executable.endswith("python.exe"):
+                raise SystemExit(
+                    "Running profiling.sampling from virtualenv on Windows platform is not supported"
+                ) from err
             raise SystemExit(err) from err
         # Track sample intervals and total sample count
         self.sample_intervals = deque(maxlen=100)