JSON APIs Testing CLI Commands Application Errors Error Logging Tools Error handlers Logging Debugging Application Errors When in Doubt, Run Manually Working with Debuggers Logging Basic Configuration accessible from your own computer, not from any other in the network. This is the default because in debugging mode a user of the application can execute arbitrary Python code on your computer. If you have preconfigured for you to use. Here are some example log calls: app.logger.debug('A value for debugging') app.logger.warning('A warning occurred (%d apples)', 42) app.logger.error('An error occurred')

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67 1.9 Debugging Application Errors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 accessible from your own computer, not from any other in the network. This is the default because in debugging mode a user of the application can execute arbitrary Python code on your computer. If you have preconfigured for you to use. Here are some example log calls: app.logger.debug('A value for debugging') app.logger.warning('A warning occurred (%d apples)', 42) app.logger.error('An error occurred')

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging [http://flask.pocoo.org/docs/quickstart/#debug-mode] mode to provide code reloading and better error

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging mode to provide code reloading and better error messages. $ python api.py * Running on http://127

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging mode to provide code reloading and better error messages. $ python api.py * Running on http://127

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging [http://flask.pocoo.org/docs/quickstart/#debug-mode] mode to provide code reloading and better error

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging mode to provide code reloading and better error messages. $ python api.py * Running on http://127

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging mode to provide code reloading and better error messages. $ python api.py * Running on http://127

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging [http://flask.pocoo.org/docs/quickstart/#debug-mode] mode to provide code reloading and better error

run(debug=True) Save this as api.py and run it using your Python interpreter. Note that we’ve enabled Flask debugging [http://flask.pocoo.org/docs/quickstart/#debug-mode] mode to provide code reloading and better error