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pip install fastapi[standard] # Virtual Environment: Python's built-in venv module # Dependency Management: requirements.txt or pyproject.toml |
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== pip , venv steps == {{{#!highlight sh cd ~/Documents mkdir -p fastapi-test cd fastapi-test mkdir static templates python3 -m venv .venv source .venv/bin/activate cat << 'EOF' > requirements.txt fastapi[standard] pyyaml jinja2 EOF pip install -r requirements.txt cat << 'EOF' > main.py import yaml from fastapi import FastAPI from fastapi.responses import Response app = FastAPI() @app.get("/") def read_root(): return {"message": "Hello world!"} @app.get("/openapi.yaml", include_in_schema=False) def get_openapi_yaml(): openapi_json = app.openapi() openapi_yaml = yaml.dump(openapi_json, sort_keys=False) return Response(content=openapi_yaml, media_type="text/yaml") EOF fastapi dev main.py # /home/vitor/Documents/fastapi-test/.venv/bin/python3 \ # /home/vitor/Documents/fastapi-test/.venv/bin/fastapi dev main.py # http://127.0.0.1:8000 # Server started at http://127.0.0.1:8000 # OpenAPI/Swagger documentation at http://127.0.0.1:8000/docs # http://127.0.0.1:8000/openapi.yaml # http://127.0.0.1:8000/openapi.json uvicorn main:app --reload }}} |
Contents
FastAPI
FastAPI is a modern, fast (high-performance), web framework for building APIs with Python based on standard Python type hints.
FastAPI works OK without uv. You can build, install, and run FastAPI projects using traditional tools like pip, venv, and poetry
main.py
Install
1 # uv An extremely fast Python package and project manager, written in Rust.
2 # https://docs.astral.sh/uv/getting-started/installation/
3 curl -LsSf https://astral.sh/uv/install.sh | sh
4 pipx install uv
5 pip install uv
6 uv self update
7 pip install --upgrade uv
8
9 uv add "fastapi[standard]"
10
11 pip install fastapi[standard]
12 # Virtual Environment: Python's built-in venv module
13 # Dependency Management: requirements.txt or pyproject.toml
14
Run
uv run fastapi dev
pip , venv steps
1 cd ~/Documents
2 mkdir -p fastapi-test
3 cd fastapi-test
4 mkdir static templates
5 python3 -m venv .venv
6 source .venv/bin/activate
7
8 cat << 'EOF' > requirements.txt
9 fastapi[standard]
10 pyyaml
11 jinja2
12
13 EOF
14
15 pip install -r requirements.txt
16
17 cat << 'EOF' > main.py
18 import yaml
19 from fastapi import FastAPI
20 from fastapi.responses import Response
21
22 app = FastAPI()
23
24 @app.get("/")
25 def read_root():
26 return {"message": "Hello world!"}
27
28 @app.get("/openapi.yaml", include_in_schema=False)
29 def get_openapi_yaml():
30 openapi_json = app.openapi()
31 openapi_yaml = yaml.dump(openapi_json, sort_keys=False)
32 return Response(content=openapi_yaml, media_type="text/yaml")
33
34 EOF
35
36 fastapi dev main.py
37 # /home/vitor/Documents/fastapi-test/.venv/bin/python3 \
38 # /home/vitor/Documents/fastapi-test/.venv/bin/fastapi dev main.py
39 # http://127.0.0.1:8000
40 # Server started at http://127.0.0.1:8000
41 # OpenAPI/Swagger documentation at http://127.0.0.1:8000/docs
42 # http://127.0.0.1:8000/openapi.yaml
43 # http://127.0.0.1:8000/openapi.json
44
45 uvicorn main:app --reload