diff --git a/python/src/META-INF/python-plugin-common.xml b/python/src/META-INF/python-plugin-common.xml
index e4e9d582e90a..fbf92162505e 100644
--- a/python/src/META-INF/python-plugin-common.xml
+++ b/python/src/META-INF/python-plugin-common.xml
@@ -189,6 +189,11 @@
Python
+
+ com.jetbrains.python.codeInsight.intentions.PyTransformConditionalExpressionIntention
+ Python
+
+
@@ -432,6 +437,7 @@
+
diff --git a/python/src/com/jetbrains/python/PyBundle.properties b/python/src/com/jetbrains/python/PyBundle.properties
index 778b24972379..0c869716b856 100644
--- a/python/src/com/jetbrains/python/PyBundle.properties
+++ b/python/src/com/jetbrains/python/PyBundle.properties
@@ -155,6 +155,9 @@ INTN.convert.variadic.param=Convert from variadic to normal parameter(s)
# PyConvertTripleQuotedStringIntention
INTN.triple.quoted.string=Convert triple-quoted string to single-quoted string
+# PyTransformConditionalExpressionIntention
+INTN.transform.into.if.else.statement=Transform conditional expression into if/else statement
+
# Conflict checker
CONFLICT.name.$0.obscured=Name ''{0}'' obscured by local definitions
CONFLICT.name.$0.obscured.cannot.convert=Name ''{0}'' obscured. Cannot convert.
diff --git a/python/src/com/jetbrains/python/codeInsight/intentions/PyTransformConditionalExpressionIntention.java b/python/src/com/jetbrains/python/codeInsight/intentions/PyTransformConditionalExpressionIntention.java
new file mode 100644
index 000000000000..c1b2ece36de5
--- /dev/null
+++ b/python/src/com/jetbrains/python/codeInsight/intentions/PyTransformConditionalExpressionIntention.java
@@ -0,0 +1,65 @@
+package com.jetbrains.python.codeInsight.intentions;
+
+import com.intellij.codeInsight.intention.impl.BaseIntentionAction;
+import com.intellij.openapi.editor.Editor;
+import com.intellij.openapi.project.Project;
+import com.intellij.psi.PsiFile;
+import com.intellij.psi.util.PsiTreeUtil;
+import com.intellij.util.IncorrectOperationException;
+import com.jetbrains.python.PyBundle;
+import com.jetbrains.python.psi.*;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * User: catherine
+ * Intention to transform conditional expression into if/else statement
+ * For instance,
+ *
+ * x = a if cond else b
+ *
+ * into:
+ *
+ * if cond:
+ * x = a
+ * else:
+ * x = b
+ */
+public class PyTransformConditionalExpressionIntention extends BaseIntentionAction {
+ @NotNull
+ public String getFamilyName() {
+ return PyBundle.message("INTN.transform.into.if.else.statement");
+ }
+
+ @NotNull
+ public String getText() {
+ return PyBundle.message("INTN.transform.into.if.else.statement");
+ }
+
+ public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
+ PyAssignmentStatement expression =
+ PsiTreeUtil.getParentOfType(file.findElementAt(editor.getCaretModel().getOffset()), PyAssignmentStatement.class);
+ if (expression != null && expression.getAssignedValue() instanceof PyConditionalExpression) {
+ return true;
+ }
+ return false;
+ }
+
+ public void invoke(@NotNull Project project, Editor editor, PsiFile file) throws IncorrectOperationException {
+ PyAssignmentStatement assignmentStatement =
+ PsiTreeUtil.getParentOfType(file.findElementAt(editor.getCaretModel().getOffset()), PyAssignmentStatement.class);
+ assert assignmentStatement != null;
+ PyConditionalExpression expression =
+ (PyConditionalExpression)assignmentStatement.getAssignedValue();
+ assert expression != null;
+ String condition = expression.getCondition().getText();
+ String truePart = expression.getTruePart().getText();
+ String falsePart = expression.getFalsePart().getText();
+ String target = assignmentStatement.getLeftHandSideExpression().getText();
+
+ PyElementGenerator elementGenerator = PyElementGenerator.getInstance(project);
+ String text = "if " + condition + ":\n\t" + target + " = " + truePart + "\nelse:\n\t" + target + " = " + falsePart;
+ PyIfStatement ifStatement = elementGenerator.createFromText(LanguageLevel.forElement(expression), PyIfStatement.class, text);
+ assignmentStatement.replace(ifStatement);
+ }
+
+}
diff --git a/python/testData/intentions/afterTransformConditionalExpression.py b/python/testData/intentions/afterTransformConditionalExpression.py
new file mode 100644
index 000000000000..da84f9877c0c
--- /dev/null
+++ b/python/testData/intentions/afterTransformConditionalExpression.py
@@ -0,0 +1,4 @@
+if cond:
+ x = a
+else:
+ x = b
\ No newline at end of file
diff --git a/python/testData/intentions/beforeTransformConditionalExpression.py b/python/testData/intentions/beforeTransformConditionalExpression.py
new file mode 100644
index 000000000000..2204e0db1aba
--- /dev/null
+++ b/python/testData/intentions/beforeTransformConditionalExpression.py
@@ -0,0 +1 @@
+x = a if cond else b
\ No newline at end of file
diff --git a/python/testSrc/com/jetbrains/python/PyIntentionTest.java b/python/testSrc/com/jetbrains/python/PyIntentionTest.java
index 19e3bed112a7..b4e7e07a58fe 100644
--- a/python/testSrc/com/jetbrains/python/PyIntentionTest.java
+++ b/python/testSrc/com/jetbrains/python/PyIntentionTest.java
@@ -164,4 +164,8 @@ public class PyIntentionTest extends PyLightFixtureTestCase {
public void testConvertTripleQuotedString() { //PY-2697
doTest(PyBundle.message("INTN.triple.quoted.string"));
}
+
+ public void testTransformConditionalExpression() { //PY-3094
+ doTest(PyBundle.message("INTN.transform.into.if.else.statement"));
+ }
}