diff --git a/gitnexus/bench/python-scope/baseline-fingerprint.txt b/gitnexus/bench/python-scope/baseline-fingerprint.txt
index 4969a17a9..e8337a6d9 100644
--- a/gitnexus/bench/python-scope/baseline-fingerprint.txt
+++ b/gitnexus/bench/python-scope/baseline-fingerprint.txt
@@ -1 +1 @@
-9803b81f0c3738ecd276aba187436482be47b5f5f62e5e85a983524129713b7d
+06687dff942d531c4d453b5906a8666c90db4867eb43ed18304aa59a8a93ef9d
diff --git a/gitnexus/src/core/ingestion/languages/python/query.ts b/gitnexus/src/core/ingestion/languages/python/query.ts
index b22573a91..5b999649f 100644
--- a/gitnexus/src/core/ingestion/languages/python/query.ts
+++ b/gitnexus/src/core/ingestion/languages/python/query.ts
@@ -13,11 +13,35 @@ const PYTHON_SCOPE_QUERY = `
 (module) @scope.module
 (class_definition) @scope.class
 (function_definition) @scope.function
+(lambda) @scope.function
 
 ;; Declarations
 (class_definition
   name: (identifier) @declaration.name) @declaration.class
 
+;; Heritage — bare identifier
+;; NOTE: captures.ts on main already synthesizes @reference.inherits for
+;; qualified bases via #1951/#1956. These @heritage.* patterns are redundant
+;; with that synthesis but kept as documentation and a safety net for the
+;; generic heritage extractor path. They produce topicOf edges that the
+;; resolution pipeline ignores when the synthesis path wins.
+(class_definition
+  name: (identifier) @heritage.class
+  superclasses: (argument_list
+    (identifier) @heritage.extends)) @heritage
+
+;; Heritage — qualified base (module.Class)
+(class_definition
+  name: (identifier) @heritage.class
+  superclasses: (argument_list
+    (attribute) @heritage.extends)) @heritage
+
+;; Heritage — subscripted/generic base (Generic[T])
+(class_definition
+  name: (identifier) @heritage.class
+  superclasses: (argument_list
+    (subscript) @heritage.extends)) @heritage
+
 (function_definition
   name: (identifier) @declaration.name) @declaration.function
 
@@ -234,6 +258,22 @@ const PYTHON_SCOPE_QUERY = `
   name: (identifier) @type-binding.name
   return_type: (type) @type-binding.type) @type-binding.return
 
+;; Decorators — simple @decorator
+(decorator
+  (identifier) @reference.name) @reference.call.free
+
+;; Decorators — @obj.decorator (single attribute, identifier receiver)
+(decorator
+  (attribute
+    object: (identifier) @reference.receiver
+    attribute: (identifier) @reference.name)) @reference.call.member
+
+;; Decorators — @a.b.decorator (nested attributes)
+(decorator
+  (attribute
+    object: (attribute) @reference.receiver
+    attribute: (identifier) @reference.name)) @reference.call.member
+
 ;; References — calls
 (call
   function: (identifier) @reference.name) @reference.call.free
diff --git a/gitnexus/test/fixtures/lang-resolution/python-parsing-coverage/heritage.py b/gitnexus/test/fixtures/lang-resolution/python-parsing-coverage/heritage.py
new file mode 100644
index 000000000..2f8b22a3d
--- /dev/null
+++ b/gitnexus/test/fixtures/lang-resolution/python-parsing-coverage/heritage.py
@@ -0,0 +1,19 @@
+"""Heritage fixture — bare, qualified, and subscripted bases."""
+from typing import Generic, TypeVar
+
+T = TypeVar('T')
+
+class BaseModel:
+    pass
+
+class Bare(BaseModel):
+    pass
+
+class Qualified(mod.BaseModel):
+    pass
+
+class Subscripted(Generic[T]):
+    pass
+
+class Both(mod.BaseModel, Generic[T]):
+    pass
diff --git a/gitnexus/test/fixtures/python-captures-golden/expected-captures.json b/gitnexus/test/fixtures/python-captures-golden/expected-captures.json
index 3f1189813..1a133a2f7 100644
--- a/gitnexus/test/fixtures/python-captures-golden/expected-captures.json
+++ b/gitnexus/test/fixtures/python-captures-golden/expected-captures.json
@@ -4,12 +4,12 @@
     "digest": "8662c17b0f21fcfa650065abd62f0c9b7e1c65bf8a1f7dce6f2a16bba9df759f"
   },
   "python-abstract-dispatch/base.py": {
-    "captureGroups": 16,
-    "digest": "2d25dcc17cb5b31cea26c15776d3a8cae290790d92a7adc6d6155be534fdd75b"
+    "captureGroups": 19,
+    "digest": "892a2e6ad60f7fc6e206bcc42f9c8905dfbab27e84b4334a3a4ba353078a879a"
   },
   "python-abstract-dispatch/impl.py": {
-    "captureGroups": 15,
-    "digest": "6c27015f13d32024ce06c1515ab29ca0436df7a4864bbb62188d5f79d685cc31"
+    "captureGroups": 16,
+    "digest": "5f785934a573d11499ccea29ae87daaaf817390884acd1328a803ec0ce828297"
   },
   "python-alias-imports/app.py": {
     "captureGroups": 13,
@@ -40,8 +40,8 @@
     "digest": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
   },
   "python-ambiguous/services/user_handler.py": {
-    "captureGroups": 8,
-    "digest": "5a4bb82d0e6a6a53fe012f197e42c572ac1169ff38e84db9c6281399f6739021"
+    "captureGroups": 9,
+    "digest": "b0ee065813f8d113ad5f6cc413a36bc645e05fe9b533c3a40cd0b62fe9eb77ca"
   },
   "python-ancestor-import/a/b/c/deep.py": {
     "captureGroups": 5,
@@ -128,8 +128,8 @@
     "digest": "0f60d5cd521b0073524b0993e82d5291f86badd5cbefb986cefdf7b0bed64157"
   },
   "python-child-extends-parent/child.py": {
-    "captureGroups": 5,
-    "digest": "d118691eb76c9432841743efee8556f1e7a1d136e9b403a12fd512f91d73ca61"
+    "captureGroups": 6,
+    "digest": "48c1f798021986fbe074bb37fdde4763791bfa9a18d1172510a7f4fe4ed676d5"
   },
   "python-child-extends-parent/parent.py": {
     "captureGroups": 7,
@@ -208,16 +208,16 @@
     "digest": "392b15be747e2b5cbd3ac5a9e61a7677ffa6ba52e49d3631681e43c557373b5f"
   },
   "python-django-app-imports/accounts/apps.py": {
-    "captureGroups": 6,
-    "digest": "784cba903ad9534337ed820b085c8ecc352964e797bde1d4dda9e700960366a0"
+    "captureGroups": 7,
+    "digest": "d7ef23ddaa13aa398f642580fd19bfff9207e88d0015aeb23a04bbd3140c7bb4"
   },
   "python-django-app-imports/accounts/migrations/__init__.py": {
     "captureGroups": 0,
     "digest": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
   },
   "python-django-app-imports/accounts/models.py": {
-    "captureGroups": 8,
-    "digest": "b240f4ea2135824ee47fd5f2d9a4788ff0374cafb5070b295fc710a523f19873"
+    "captureGroups": 9,
+    "digest": "a513607782f1a3d33af594aff2674ff3fa72e38588bf3590e9581e8ca0dcf47a"
   },
   "python-django-app-imports/accounts/tests.py": {
     "captureGroups": 2,
@@ -236,16 +236,16 @@
     "digest": "392b15be747e2b5cbd3ac5a9e61a7677ffa6ba52e49d3631681e43c557373b5f"
   },
   "python-django-app-imports/billing/apps.py": {
-    "captureGroups": 6,
-    "digest": "0ff487476397cc85c2ce5ec0afe59eb82d83f97bcb3d4518b5040f52790e1833"
+    "captureGroups": 7,
+    "digest": "64644bea82f36aef4f7f2784405a630b6b5f5b87f32f837372190642b8af3557"
   },
   "python-django-app-imports/billing/migrations/__init__.py": {
     "captureGroups": 0,
     "digest": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
   },
   "python-django-app-imports/billing/models.py": {
-    "captureGroups": 12,
-    "digest": "eedb2e1992f85a6743555947118784db9c78f3c113d2d598e53dd54cb80a0629"
+    "captureGroups": 13,
+    "digest": "94396c0755b2fab7ef73c06f92a237893097b57bf83637b83d39f6d0e0f6e0d9"
   },
   "python-django-app-imports/billing/tests.py": {
     "captureGroups": 2,
@@ -348,12 +348,12 @@
     "digest": "5879a42d6655248623c9aee193fedcae51daa1887d8e597fdd944ad93af053a4"
   },
   "python-grandparent-resolution/models/b.py": {
-    "captureGroups": 5,
-    "digest": "be5c28ebfb06cd90c7cd453d612f0cacdffdac3e57d7ce794c0a353a9b057597"
+    "captureGroups": 6,
+    "digest": "58660d2049990cebed4ea917b45eb32d21120ee88633c97fa19d91277b25cd6a"
   },
   "python-grandparent-resolution/models/c.py": {
-    "captureGroups": 5,
-    "digest": "2ad9124422ca018e59855c55a054d5c37d15b448a90027842fc56dd6f61e4593"
+    "captureGroups": 6,
+    "digest": "a04777b65ef018c652b96aa8978a67d14ee94905a5d3328c00a4c83ed1fb486a"
   },
   "python-grandparent-resolution/models/greeting.py": {
     "captureGroups": 7,
@@ -472,8 +472,8 @@
     "digest": "88dfd417951b8083184f83da8c1e0c2b19700cfbf1f1ff203a904ebc00f50b30"
   },
   "python-method-enrichment/models.py": {
-    "captureGroups": 25,
-    "digest": "14c45aebe0fc6ad1a9328bda3da8cdf7eaa6b9d84641cd2d63c1a105aa18cd42"
+    "captureGroups": 29,
+    "digest": "83ebd37c527396004fdb9175beeeb09ed03645a04bc6a4eaa25b1260ac123ad1"
   },
   "python-module-export-vs-method-collision/app.py": {
     "captureGroups": 14,
@@ -500,16 +500,16 @@
     "digest": "98bcec072e85a50303be141212b835322f5f9e53f7fe5d77b23d8ee524623e84"
   },
   "python-multi-level-mro/child.py": {
-    "captureGroups": 5,
-    "digest": "d118691eb76c9432841743efee8556f1e7a1d136e9b403a12fd512f91d73ca61"
+    "captureGroups": 6,
+    "digest": "48c1f798021986fbe074bb37fdde4763791bfa9a18d1172510a7f4fe4ed676d5"
   },
   "python-multi-level-mro/grandparent.py": {
     "captureGroups": 7,
     "digest": "f9f81d3a37c55b3e23bec3774405920afa29c5793c46860a98a06c5d0c7f0980"
   },
   "python-multi-level-mro/parent.py": {
-    "captureGroups": 5,
-    "digest": "b68bfb8fdedb8f725c609264e604ccb674a5a775c0d87c008a9990234c70bde3"
+    "captureGroups": 6,
+    "digest": "884be03e3640693bc087e297d018ce37d92cfd7cc5742cbca61471cd4a3c9e8c"
   },
   "python-multi-segment-ancestor-import/backend/auth_utils.py": {
     "captureGroups": 6,
@@ -592,16 +592,20 @@
     "digest": "f0384bd6ecb7d1a9ad2306358917b7295c71ea8f1bcea818fd39c56d2c28c7e9"
   },
   "python-parent-resolution/models/user.py": {
-    "captureGroups": 9,
-    "digest": "b06a66a108097eec9427a028dec38bbab284918ac39344e86e58bba89533c530"
+    "captureGroups": 10,
+    "digest": "897b68f06f59fd0a488d0ac5d694aa655a82c09f8846202697a61def1f32c488"
+  },
+  "python-parsing-coverage/heritage.py": {
+    "captureGroups": 26,
+    "digest": "3ceaf5293361ca76d52aa6941bd82674a16d1bd002a1fa8bf0b2f84cd00120c2"
   },
   "python-pkg/models/base.py": {
     "captureGroups": 9,
     "digest": "4984ee01b7a9fefe622195f0e4925823c0e62a1714ca2dda5cd8250e5e45fa7c"
   },
   "python-pkg/models/user.py": {
-    "captureGroups": 8,
-    "digest": "9ee707b36f42a635fdb867ce20359b5f51ac4e13550cde801359dc8314e01a77"
+    "captureGroups": 9,
+    "digest": "7b6984be334f50334e6ebe4a895cf61e2d3773edd1c03ed41440b76abcd44f01"
   },
   "python-pkg/services/auth.py": {
     "captureGroups": 9,
@@ -636,8 +640,8 @@
     "digest": "7fc34dae23f54cdee030a2d4a1d80c0bf226ea3b37335ecf48551c4707d32e20"
   },
   "python-qualified-base/service.py": {
-    "captureGroups": 16,
-    "digest": "adecbd613fe97656cd5797c4dbef9f3c32bcd1b9faa5e765227af5d2001da427"
+    "captureGroups": 20,
+    "digest": "d1f66f8587c7c0e8284e877d2846685acb8bb165f1cfc96deea4688a4cf26c23"
   },
   "python-qualified-constructor/main.py": {
     "captureGroups": 9,
@@ -712,8 +716,8 @@
     "digest": "b397708c05d101d0d3978313f65184c9f181a179b803d242b1e585ac2605fe4a"
   },
   "python-static-class-methods/service.py": {
-    "captureGroups": 27,
-    "digest": "9539dd5884b6b5ef3ad14b9d06837a495b4d3908462ec37464524c259a2cbd75"
+    "captureGroups": 32,
+    "digest": "91730faa59b93ee5a06c8f7050831d32f39ad89c624cb665a4eeb38449aa2c3e"
   },
   "python-super-resolution/models/__init__.py": {
     "captureGroups": 0,
@@ -728,8 +732,8 @@
     "digest": "1d6eb1cdc661f2463d8e1a499eaa5bfcd9367324f6090c44fe4d59ed02151215"
   },
   "python-super-resolution/models/user.py": {
-    "captureGroups": 11,
-    "digest": "8a66f8962fcf960b66c1106d1d67da21f7f6bac323b961e5fc0623b3c93dbc38"
+    "captureGroups": 12,
+    "digest": "8faf7b3a238f654f3ae2231cd5a7d968b2604481581bc2e9cb07897e5027011f"
   },
   "python-variadic-resolution/app.py": {
     "captureGroups": 5,
@@ -768,7 +772,7 @@
     "digest": "0aa940e3428c35b1324544e9bcc75c166732b63b3e65e6faf460bc3d3a9571ec"
   },
   "synthetic:dao-20": {
-    "captureGroups": 473,
-    "digest": "27a7e0ea629f7ed002f1bd254126c819125900b27e0818d879e8fdaa8690aab9"
+    "captureGroups": 493,
+    "digest": "3ef7932339801c2cfa24609b741b472bed2f1037b413edafaadf8b8c2edd8f7c"
   }
 }
diff --git a/gitnexus/test/integration/resolvers/python-parsing-coverage.test.ts b/gitnexus/test/integration/resolvers/python-parsing-coverage.test.ts
new file mode 100644
index 000000000..30a00c051
--- /dev/null
+++ b/gitnexus/test/integration/resolvers/python-parsing-coverage.test.ts
@@ -0,0 +1,164 @@
+/**
+ * Regression tests for Python scope-resolution coverage gaps (issue #1932).
+ *
+ * Each fixture FAILS on main and PASSES on the fix branch.
+ */
+import { describe, it, expect } from 'vitest';
+import { emitPythonScopeCaptures } from '../../../src/core/ingestion/languages/python/index.js';
+import { extractParsedFile } from '../../../src/core/ingestion/scope-extractor-bridge.js';
+import { pythonProvider } from '../../../src/core/ingestion/languages/python.js';
+import type { CaptureMatch } from 'gitnexus-shared';
+
+/**
+ * Count matches whose capture-key set satisfies `predicate`.
+ */
+function countCaptures(src: string, predicate: (tags: string[]) => boolean): number {
+  const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+  return matches.filter((m) => predicate(Object.keys(m))).length;
+}
+
+// ---------------------------------------------------------------------------
+// F57 — Heritage: qualified/subscripted bases
+// ---------------------------------------------------------------------------
+
+describe('F57 — Python heritage (qualified / subscripted bases)', () => {
+  it('bare identifier base class emits @heritage.class + @heritage.extends', () => {
+    const src = `
+class Base:
+    pass
+
+class Child(Base):
+    pass
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const heritageMatches = matches.filter((m) => m['@heritage.class']);
+    expect(heritageMatches.length).toBe(1);
+    expect(heritageMatches[0]['@heritage.class'].text).toBe('Child');
+    expect(heritageMatches[0]['@heritage.extends'].text).toBe('Base');
+  });
+
+  it('qualified base (mod.Class) emits @heritage.extends for attribute', () => {
+    const src = `
+class A(mod.Base):
+    pass
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const heritageMatches = matches.filter((m) => m['@heritage.class']);
+    expect(heritageMatches.length).toBe(1);
+    expect(heritageMatches[0]['@heritage.class'].text).toBe('A');
+    expect(heritageMatches[0]['@heritage.extends'].text).toBe('mod.Base');
+  });
+
+  it('subscripted base (Generic[T]) emits @heritage.extends for subscript', () => {
+    const src = `
+from typing import Generic, TypeVar
+T = TypeVar('T')
+
+class B(Generic[T]):
+    pass
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const heritageMatches = matches.filter((m) => m['@heritage.class']);
+    expect(heritageMatches.length).toBe(1);
+    expect(heritageMatches[0]['@heritage.class'].text).toBe('B');
+    expect(heritageMatches[0]['@heritage.extends'].text).toBe('Generic[T]');
+  });
+
+  it('multiple patterns coexist with bare-identifier heritage', () => {
+    const src = `
+class C(types.Type):
+    pass
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const heritageMatches = matches.filter((m) => m['@heritage.class']);
+    expect(heritageMatches.length).toBe(1);
+    expect(heritageMatches[0]['@heritage.class'].text).toBe('C');
+    expect(heritageMatches[0]['@heritage.extends'].text).toBe('types.Type');
+  });
+});
+
+// ---------------------------------------------------------------------------
+// F58 — Decorator captures
+// ---------------------------------------------------------------------------
+
+describe('F58 — Python decorator captures', () => {
+  it('simple @app.route decorator emits @reference.call.member', () => {
+    const src = `
+@app.route("/")
+def index():
+    return "ok"
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const decoratorMatches = matches.filter((m) => m['@reference.call.member']);
+    expect(decoratorMatches.length).toBe(1);
+    expect(decoratorMatches[0]['@reference.name']?.text).toBe('route');
+  });
+
+  it('nested attribute decorator @api.v1.endpoint emits @reference.call.member', () => {
+    const src = `
+@api.v1.endpoint
+def handler():
+    pass
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const decoratorMatches = matches.filter((m) => m['@reference.call.member']);
+    expect(decoratorMatches.length).toBe(1);
+    expect(decoratorMatches[0]['@reference.name']?.text).toBe('endpoint');
+  });
+
+  it('simple @decorator (bare identifier) emits @reference.call.free', () => {
+    const src = `
+@login_required
+def protected_view():
+    pass
+`;
+    const matches = emitPythonScopeCaptures(src, 'test.py') as CaptureMatch[];
+    const decoratorMatches = matches.filter((m) => m['@reference.call.free']);
+    expect(decoratorMatches.length).toBe(1);
+    expect(decoratorMatches[0]['@reference.name']?.text).toBe('login_required');
+  });
+});
+
+// ---------------------------------------------------------------------------
+// F58 — End-to-end: extractParsedFile produces referenceSites
+// ---------------------------------------------------------------------------
+
+describe('F58 — decorator produces referenceSites in extractParsedFile', () => {
+  it('@login_required produces a referenceSite entry', () => {
+    const src = `@login_required\ndef foo():\n    pass\n`;
+    const parsedFile = extractParsedFile(pythonProvider, src, 'app.py', () => {});
+    expect(parsedFile).not.toBeNull();
+    expect(parsedFile!.referenceSites.length).toBeGreaterThanOrEqual(1);
+    const hasLoginRef = parsedFile!.referenceSites.some((r) => r.name === 'login_required');
+    expect(hasLoginRef).toBe(true);
+  });
+});
+
+// ---------------------------------------------------------------------------
+// F61 — Lambda scope
+// ---------------------------------------------------------------------------
+
+describe('F61 — Python lambda scope', () => {
+  it('bare lambda emits @scope.function', () => {
+    const src = `handler = lambda x: x + 1\n`;
+    const scopeFnCount = countCaptures(src, (tags) => tags.includes('@scope.function'));
+    expect(scopeFnCount).toBe(1);
+  });
+
+  it('multiple lambdas each get their own @scope.function', () => {
+    const src = `double = lambda x: x * 2\ntriple = lambda x: x * 3\n`;
+    const scopeFnCount = countCaptures(src, (tags) => tags.includes('@scope.function'));
+    expect(scopeFnCount).toBe(2);
+  });
+
+  it('lambda coexists with function_definition scopes', () => {
+    const src = `
+def normal(x):
+    return x + 1
+
+handler = lambda x: x * 2
+`;
+    const scopeFnCount = countCaptures(src, (tags) => tags.includes('@scope.function'));
+    expect(scopeFnCount).toBe(2);
+  });
+});