Flask-Perf 0.1.4

A simple profiler for flask applications.

Flask-Perf

A Flask extension for code and database query profiling.

This profiler is an implementation of the methods described in this post post however the extension allows you to also control profiling through the application config.

Installation

$ pip install flask_perf

Example

from flask import Flask, jsonify
from flask_perf import Profiler

app = Flask(__name__)
app.config["PROFILER_ENABLED"] = True
profiler = Profiler(app) # or profiler.init_app(app)

@app.route("/")
def index():
    return jsonfiy({
        "message": "Hello World!"
    })

Configuration

Config Name	Description	default
PROFILER_ENABLED	Enable the profiler.	False
PROFILER_RESTRICTIONS	List of profiler restrictions, described in depth in the Official Python Docs	[]
PROFILER_SQLALCHEMY_ENABLED	Enable SQLAlchemy query logging. Note: This option requires that the flask_sqlalchemy package is installed and the SQLALCHEMY_RECORD_QUERIES config option is set to True.	False
PROFILER_SQLALCHEMY_THRESHOLD	Minimum query duration in seconds to log.	0
PROFILER_SQLALCHEMY_FORMAT	Logged SQLAlchemy query format.	"statement: {query}\nparameters: {parameters}\nduration: {duration}s\ncontext: {context}\n"