Fix version of werkzeug

Fixes #1979

Author: ocelotl

CHANGELOG.md

@@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+### Fixed
+
+- Fix version of `werkzeug`
+  ([#1980](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/1980))
+
 ## Version 1.20.0/0.41b0 (2023-09-01)
 
 ### Fixed

instrumentation/opentelemetry-instrumentation-flask/pyproject.toml

@@ -36,6 +36,7 @@ dependencies = [
 [project.optional-dependencies]
 instruments = [
   "flask >= 1.0, < 3.0",
+  "werkzeug < 3.0.0"
 ]
 test = [
   "opentelemetry-instrumentation-flask[instruments]",

opentelemetry-instrumentation/src/opentelemetry/instrumentation/bootstrap_gen.py

@@ -84,6 +84,10 @@
         "library": "flask >= 1.0, < 3.0",
         "instrumentation": "opentelemetry-instrumentation-flask==0.42b0.dev",
     },
+    "werkzeug": {
+        "library": "werkzeug < 3.0.0",
+        "instrumentation": "opentelemetry-instrumentation-flask==0.42b0.dev",
+    },
     "grpcio": {
         "library": "grpcio ~= 1.27",
         "instrumentation": "opentelemetry-instrumentation-grpc==0.42b0.dev",