if there happens to be a line break inside a qualified reference, make sure we add an indent (PY-6359)

python/src/com/jetbrains/python/formatter/PyBlock.java

@@ -240,6 +240,11 @@ public class PyBlock implements ASTBlock {
         childIndent = Indent.getNormalIndent();
       }
     }
+    else if (parentType == PyElementTypes.REFERENCE_EXPRESSION) {
+      if (child != _node.getFirstChildNode()) {
+        childIndent = Indent.getNormalIndent();
+      }
+    }
 
     if (isAfterStatementList(child) && !hasLineBreaksBefore(child, 2) && child.getElementType() != PyTokenTypes.END_OF_LINE_COMMENT) {
       // maybe enter was pressed and cut us from a previous (nested) statement list

python/testData/formatter/wrapOnDot.py

@@ -0,0 +1,2 @@
+sitesettings = call(settings_manager
+.get_whitelabel_settings_by_site_id(myuser.site_id))

python/testData/formatter/wrapOnDot_after.py

@@ -0,0 +1,2 @@
+sitesettings = call(settings_manager
+    .get_whitelabel_settings_by_site_id(myuser.site_id))

python/testSrc/com/jetbrains/python/PyFormatterTest.java

@@ -354,6 +354,10 @@ public class PyFormatterTest extends PyTestCase {
     doTest();
   }
 
+  public void testWrapOnDot() {  // PY-6359
+    doTest();
+  }
+
   private void doTest() {
     doTest(false);
   }