2883e541a9
* Revert "ruff formatting to unbreak `main` CI (#3964)" This reverts commitf9be184b86. * Revert "bump python>=3.10 for 0.6.0 (#3956)" This reverts commitfe1833c5e1. * drop python3.8 support * relock dependencies * Raise warning when < py310 is used * Move python version check to reflex version check function Avoid spammy deprecation warnings by only emitting warning once per project, per reflex version, per reinit. * Remove other references to python3.8
38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
"""Shims the real reflex app module for running backend server (uvicorn or gunicorn).
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Only the app attribute is explicitly exposed.
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"""
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from concurrent.futures import ThreadPoolExecutor
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from reflex import constants
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from reflex.utils import telemetry
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from reflex.utils.exec import is_prod_mode
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from reflex.utils.prerequisites import get_app
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if constants.CompileVars.APP != "app":
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raise AssertionError("unexpected variable name for 'app'")
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telemetry.send("compile")
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app_module = get_app(reload=False)
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app = getattr(app_module, constants.CompileVars.APP)
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# For py3.9 compatibility when redis is used, we MUST add any decorator pages
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# before compiling the app in a thread to avoid event loop error (REF-2172).
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app._apply_decorated_pages()
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compile_future = ThreadPoolExecutor(max_workers=1).submit(app._compile)
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compile_future.add_done_callback(
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# Force background compile errors to print eagerly
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lambda f: f.result()
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)
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# Wait for the compile to finish in prod mode to ensure all optional endpoints are mounted.
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if is_prod_mode():
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compile_future.result()
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# ensure only "app" is exposed.
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del app_module
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del compile_future
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del get_app
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del is_prod_mode
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del telemetry
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del constants
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del ThreadPoolExecutor
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