Added the ability to cancel Python package management operations

python/openapi/src/com/jetbrains/python/packaging/PyProcessCancelledException.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2000-2014 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.jetbrains.python.packaging;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.util.List;
+
+/**
+ * @author vlan
+ */
+public class PyProcessCancelledException extends PyExternalProcessException {
+  public PyProcessCancelledException(@NotNull String name, @NotNull List<String> args) {
+    super(255, name, args, "Process cancelled");
+  }
+}