diff --git a/python/python-psi-impl/src/com/jetbrains/python/codeInsight/completion/PyUnresolvedModuleAttributeCompletionContributor.kt b/python/python-psi-impl/src/com/jetbrains/python/codeInsight/completion/PyUnresolvedModuleAttributeCompletionContributor.kt
index 8b48f640fe35..c6291d97a843 100644
--- a/python/python-psi-impl/src/com/jetbrains/python/codeInsight/completion/PyUnresolvedModuleAttributeCompletionContributor.kt
+++ b/python/python-psi-impl/src/com/jetbrains/python/codeInsight/completion/PyUnresolvedModuleAttributeCompletionContributor.kt
@@ -9,10 +9,7 @@ import com.intellij.openapi.progress.ProgressManager
 import com.intellij.openapi.util.Key
 import com.intellij.patterns.PatternCondition
 import com.intellij.patterns.PlatformPatterns.psiElement
-import com.intellij.psi.PsiDocumentManager
-import com.intellij.psi.PsiElement
-import com.intellij.psi.PsiFileSystemItem
-import com.intellij.psi.PsiNamedElement
+import com.intellij.psi.*
 import com.intellij.psi.util.QualifiedName
 import com.intellij.util.ProcessingContext
 import com.intellij.util.Processor
@@ -28,6 +25,7 @@ import com.jetbrains.python.psi.stubs.PyModuleNameIndex
 import com.jetbrains.python.psi.stubs.PyQualifiedNameCompletionMatcher
 import com.jetbrains.python.psi.stubs.PyQualifiedNameCompletionMatcher.QualifiedNameMatcher
 import com.jetbrains.python.psi.types.PyModuleType
+import com.jetbrains.python.psi.types.TypeEvalContext
 
 class PyUnresolvedModuleAttributeCompletionContributor : CompletionContributor() {
 
@@ -106,6 +104,7 @@ class PyUnresolvedModuleAttributeCompletionContributor : CompletionContributor()
         if (isOtherReferenceQualifier) return
 
         val project = parameters.position.project
+        val originalFile = parameters.originalFile
         val attribute = result.prefixMatcher.prefix
         val qualifier = context.get(REFERENCE_QUALIFIER)
         val suggestedQualifiedNames = HashSet<String>()
@@ -116,6 +115,7 @@ class PyUnresolvedModuleAttributeCompletionContributor : CompletionContributor()
         val packageName = if (packageNameForAlias != null) QualifiedName.fromDottedString(packageNameForAlias) else qualifier
         val resultMatchingCompleteReference = result.withPrefixMatcher(QualifiedNameMatcher(qualifiedName))
         val scope = PySearchUtilBase.defaultSuggestionScope(parameters.originalFile)
+        val typeContext = TypeEvalContext.userInitiated(project, originalFile)
 
         val availableModules = PyModuleNameIndex.findByQualifiedName(packageName, project, scope)
           .asSequence()
@@ -137,8 +137,12 @@ class PyUnresolvedModuleAttributeCompletionContributor : CompletionContributor()
             .forEach { resultMatchingCompleteReference.addElement(it) }
         }
 
-        availableModules.flatMap { it.iterateNames() }
-          .filter { it.containingFile != null }
+        availableModules.asSequence()
+          .filterIsInstance<PyFile>()
+          .map { PyModuleType(it) }
+          .flatMap { it.getCompletionVariantsAsLookupElements(parameters.position, context, false, false, typeContext) }
+          .mapNotNull {it.psiElement }
+          .filterIsInstance<PyElement>()
           .filterNot { it is PsiFileSystemItem }
           .filterNot { it.name == null || it.name!!.startsWith('_') }
           .filter { attribute.isEmpty() || resultMatchingCompleteReference.prefixMatcher.prefixMatches("$qualifier.${it.name}") }
@@ -158,13 +162,12 @@ class PyUnresolvedModuleAttributeCompletionContributor : CompletionContributor()
           return
         }
         PyQualifiedNameCompletionMatcher.processMatchingExportedNames(
-          qualifiedName, parameters.originalFile, scope,
+          qualifiedName, originalFile, scope,
           Processor {
             ProgressManager.checkCanceled()
             if (suggestedQualifiedNames.add(it.qualifiedName.toString())) {
               resultMatchingCompleteReference.addElement(LookupElementBuilder
-                                                           .createWithSmartPointer(it.qualifiedName.toString(),
-                                                                                   it.element)
+                                                           .createWithSmartPointer(it.qualifiedName.toString(), it.element)
                                                            .withIcon(it.element.getIcon(0))
                                                            .withInsertHandler(getInsertHandler(it.element, parameters.position)))
             }
diff --git a/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/main.after.py b/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/main.after.py
new file mode 100644
index 000000000000..ce5fe9063d48
--- /dev/null
+++ b/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/main.after.py
@@ -0,0 +1,3 @@
+import numpy as np
+
+np.arange()
diff --git a/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/main.py b/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/main.py
new file mode 100644
index 000000000000..b5ea5de7786c
--- /dev/null
+++ b/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/main.py
@@ -0,0 +1 @@
+np.a<caret>
diff --git a/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/numpy/__init__.py b/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/numpy/__init__.py
new file mode 100644
index 000000000000..f8eac879a851
--- /dev/null
+++ b/python/testData/completion/notImportedQualifiedName/AliasAttributesNotLimitedByDunderAll/numpy/__init__.py
@@ -0,0 +1,9 @@
+def max():
+    pass
+
+
+def arange():
+    pass
+
+
+__all__ = ['max']
diff --git a/python/testData/completion/notImportedQualifiedName/AttributesNotLimitedByDunderAll/main.py b/python/testData/completion/notImportedQualifiedName/AttributesNotLimitedByDunderAll/main.py
new file mode 100644
index 000000000000..0bbecdd03ff6
--- /dev/null
+++ b/python/testData/completion/notImportedQualifiedName/AttributesNotLimitedByDunderAll/main.py
@@ -0,0 +1 @@
+mod.<caret>
diff --git a/python/testData/completion/notImportedQualifiedName/AttributesNotLimitedByDunderAll/mod.py b/python/testData/completion/notImportedQualifiedName/AttributesNotLimitedByDunderAll/mod.py
new file mode 100644
index 000000000000..5d546b38bfc6
--- /dev/null
+++ b/python/testData/completion/notImportedQualifiedName/AttributesNotLimitedByDunderAll/mod.py
@@ -0,0 +1,3 @@
+foo = 1
+bar = 2
+__all__ = ['bar']
diff --git a/python/testSrc/com/jetbrains/python/PyNotImportedQualifiedNameCompletionTest.java b/python/testSrc/com/jetbrains/python/PyNotImportedQualifiedNameCompletionTest.java
index e6a43bd476e2..4d7250ea11ee 100644
--- a/python/testSrc/com/jetbrains/python/PyNotImportedQualifiedNameCompletionTest.java
+++ b/python/testSrc/com/jetbrains/python/PyNotImportedQualifiedNameCompletionTest.java
@@ -4,6 +4,7 @@ package com.jetbrains.python;
 import com.intellij.psi.util.QualifiedName;
 import com.jetbrains.python.fixtures.PyTestCase;
 import com.jetbrains.python.psi.stubs.PyQualifiedNameCompletionMatcher.QualifiedNameMatcher;
+import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
@@ -135,12 +136,27 @@ public class PyNotImportedQualifiedNameCompletionTest extends PyTestCase {
     doTestBasicCompletion();
   }
 
-  private void doTestBasicCompletion() {
-    final String testName = getTestName(false);
-    myFixture.copyDirectoryToProject(testName, "");
+  // PY-48219
+  public void testAttributesNotLimitedByDunderAll() {
+    assertContainsElements(doBasicCompletion(), "mod.foo");
+  }
+
+  // PY-48219
+  public void testAliasAttributesNotLimitedByDunderAll() {
+    doTestBasicCompletion();
+  }
+
+  @Nullable
+  private List<String> doBasicCompletion() {
+    myFixture.copyDirectoryToProject(getTestName(false), "");
     myFixture.configureByFile("main.py");
     myFixture.completeBasic();
-    myFixture.checkResultByFile(testName + "/main.after.py");
+    return myFixture.getLookupElementStrings();
+  }
+
+  private void doTestBasicCompletion() {
+    doBasicCompletion();
+    myFixture.checkResultByFile(getTestName(false) + "/main.after.py");
   }
 
   @Override