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fastapi/fastapi

2,948 files 10 languages 382,235 total lines @50113da analysed just now
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01Overview

fastapi · 255,649 lines of actual code
2,948
Files
255,649
Code lines
8,830
Comments
10
Languages
2,710
Complexity
44
Secrets
Line Composition 382,235 total lines
Code255,64966.9%
Blank117,75630.8%
Comments8,8302.3%
~99%
tokens saved
Reading fastapi/fastapi via an LLM
~1.8M tokens → ~1.4k tokens via code_analyze

The entire repo summarised by code_analyze — structured JSON in <2k tokens. The dossier above is built from one call. Drill into specifics with code_search.

02Languages & Tech Stack

what it’s written in, what it depends on

Language Breakdown

Language
Files
Code
Share
Markdown
1,692
143,904
56.3%
Python
1,138
90,245
35.3%
SVG
56
12,815
5.0%
YAML
42
7,125
2.8%
CSS
3
551
0.2%
JavaScript
4
463
0.2%
TOML
1
339
0.1%
HTML
5
170
0.1%
Shell
5
19
0.0%
+ 1 more
—
17
·

Tech Stack  (32 detected)

FastAPI 834 pytest 278 Pydantic 233 Starlette 42 Typer 16 unittest.mock / mock 14 Playwright (Python) 12 Pydantic Settings 12 HTTPX 10 AnyIO 5 PyYAML 5 PyJWT 4 SQLAlchemy 3 Flask 1 Jinja2 1 Node.js File System 1 Requests 1 Rich 1 Strawberry GraphQL 1 Uvicorn 1 Websockets 1 Standard Library 37911 modules

03Notable Files

where complexity and size live

Most Complex

FileLinesCx
fastapi/routing.py3,815439
fastapi/dependencies/utils.py911208
scripts/docs.py706156
fastapi/openapi/utils.py638117
fastapi/_compat/v2.py39868
fastapi/_compat/shared.py17267
docs/en/docs/js/custom.js23364
fastapi/dependencies/models.py19354
scripts/translate.py42646
tests/test_sse.py34545

Largest

FileLinesCx
tests/test_include_router_defaults_overrides.py7,20719
docs/en/docs/release-notes.md5,3640
fastapi/routing.py3,815439
docs/en/docs/img/sponsors/jina.svg1,9810
docs/en/data/translation_reviewers.yml1,8850
fastapi/applications.py1,86127
tests/test_generate_unique_id_function.py1,6443
fastapi/param_functions.py1,3790
docs/en/docs/img/sponsors/cryptapi-banner.svg1,3750
tests/test_application.py1,2710

04Code Quality

style, correctness, and maintainability findings

By Severity & Category

Warning
13
Info
1236
Error
5
Total
1,254
By Category
accessibility 51 correctness 92 maintainability 1079 performance 27 security 5

Top Findings

Use of !important detected; avoid overriding specificity with safer cascade management
docs/en/docs/css/custom.css:98
ID selector detected; prefer class selectors for reusability and lower specificity ×3
docs/en/docs/css/custom.css:170 + 2 more
Remove event listeners when no longer needed to prevent memory leaks
docs/en/docs/js/custom.js:110

05Secrets & Credentials

pattern-based scan for hardcoded secrets
generic-api-key — Detected a Generic API Key, potentially exposing access to various services and sensitive operations.
docs_src/security/tutorial005_py310.py:16
jwt — Uncovered a JSON Web Token, which may lead to unauthorized access to web applications and sensitive user data.
docs/pt/docs/tutorial/security/oauth2-jwt.md:16
generic-password — Detected a potential hardcoded password literal, which may expose account credentials.
docs/ru/docs/tutorial/security/simple-oauth2.md:233
jwt — Uncovered a JSON Web Token, which may lead to unauthorized access to web applications and sensitive user data.
docs/en/docs/tutorial/security/oauth2-jwt.md:16
generic-password — Detected a potential hardcoded password literal, which may expose account credentials.
docs_src/request_forms/tutorial001_an_py310.py:9

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