Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211134] Child process with pid: 211138 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211134] Child process with pid: 211243 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211406] Child process with pid: 211409 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211406] Child process with pid: 211411 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211134] Child process with pid: 212654 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211134] Child process with pid: 212658 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211406] Child process with pid: 212717 was killed by signal: 15, core dumped: no
Traceback (most recent call last):
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 16, in <module>
    wsgi = load_source('wsgi', 'app.py')
  File "/home/szfjjtji/py_app/passenger_wsgi.py", line 13, in load_source
    loader.exec_module(module)
    ~~~~~~~~~~~~~~~~~~^^^^^^^^
  File "<frozen importlib._bootstrap_external>", line 1023, in exec_module
  File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
  File "app.py", line 1, in <module>
    from flask import Flask, request, jsonify
ModuleNotFoundError: No module named 'flask'
[UID:1221][211406] Child process with pid: 212719 was killed by signal: 15, core dumped: no