Flask print to console

import sys

print('This is error output', file=sys.stderr)
print('This is standard output', file=sys.stdout)

Source: stackoverflow.com

Flask print to console

import logging
from flask import Flask

app = Flask(__name__)

@app.route('/print')
def printMsg():
    app.logger.warning('testing warning log')
    app.logger.error('testing error log')
    app.logger.info('testing info log')
    return "Check your console"

if __name__ == '__main__':
    app.run(debug=True)

Source: stackoverflow.com

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