Auto Instrumentation sitecustomize: allowing unset PYTHONPATH

BackSlasher · BackSlasher · commit cd3c85554b54 · 2024-09-25T12:42:06.000+03:00
For edge cases where PYTHONPATH is not set at all
diff --git a/opentelemetry-instrumentation/src/opentelemetry/instrumentation/auto_instrumentation/sitecustomize.py b/opentelemetry-instrumentation/src/opentelemetry/instrumentation/auto_instrumentation/sitecustomize.py
@@ -29,7 +29,7 @@
 def initialize():
     # prevents auto-instrumentation of subprocesses if code execs another python process
     environ["PYTHONPATH"] = _python_path_without_directory(
-        environ["PYTHONPATH"], dirname(abspath(__file__)), pathsep
+        environ.get("PYTHONPATH", ""), dirname(abspath(__file__)), pathsep
     )
 
     try:

Original file line number	Diff line number	Diff line change
`@@ -29,7 +29,7 @@`
`29`	`29`	`def initialize():`
`30`	`30`	`# prevents auto-instrumentation of subprocesses if code execs another python process`
`31`	`31`	`environ["PYTHONPATH"] = _python_path_without_directory(`
`32`		`- environ["PYTHONPATH"], dirname(abspath(__file__)), pathsep`
	`32`	`+ environ.get("PYTHONPATH", ""), dirname(abspath(__file__)), pathsep`
`33`	`33`	`)`
`34`	`34`
`35`	`35`	`try:`