Uncommented test case to test the fix.

python/spec/dependabot/python/file_updater/pip_compile_file_updater_spec.rb

@@ -490,23 +490,23 @@
       end
     end
 
-    # context "with incompatible versions" do
-    # let(:manifest_fixture_name) { "incompatible_versions.in" }
-    # let(:generated_fixture_name) { "incompatible_versions.txt" }
-    # let(:dependency_name) { "pyyaml" }
-    # let(:dependency_version) { "6.0.1" }
-    # let(:dependency_previous_version) { "5.3.1" }
-    # let(:dependency_requirements) { [] }
-    # let(:dependency_previous_requirements) { [] }
-
-    # it "raises an error indicating the dependencies are not resolvable", :slow do
-    # expect { updated_files }.to raise_error(Dependabot::DependencyFileNotResolvable) do |err|
-    #  expect(err.message).to include(
-    #   "There are incompatible versions in the resolved dependencies:\n  pyyaml==6.0.1"
-    # )
-    # end
-    # end
-    # end
+    context "with incompatible versions" do
+      let(:manifest_fixture_name) { "incompatible_versions.in" }
+      let(:generated_fixture_name) { "incompatible_versions.txt" }
+      let(:dependency_name) { "pyyaml" }
+      let(:dependency_version) { "6.0.1" }
+      let(:dependency_previous_version) { "5.3.1" }
+      let(:dependency_requirements) { [] }
+      let(:dependency_previous_requirements) { [] }
+
+      it "raises an error indicating the dependencies are not resolvable", :slow do
+        expect { updated_files }.to raise_error(Dependabot::DependencyFileNotResolvable) do |err|
+          expect(err.message).to include(
+            "There are incompatible versions in the resolved dependencies:\n  pyyaml==6.0.1"
+          )
+        end
+      end
+    end
 
     context "with stripped extras" do
       let(:manifest_fixture_name) { "strip_extras.in" }