67 lines
2.0 KiB
Python
67 lines
2.0 KiB
Python
"""Global server state shared across API modules.
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Keeping state in a dedicated module prevents the classic '__main__ vs package
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module' duplication that occurs when api_server.py is run with ``python -m``.
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All modules that need the generator or server args should import from here.
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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if TYPE_CHECKING:
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from fastvideo.api.schema import GenerationRequest
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from fastvideo.entrypoints.video_generator import VideoGenerator
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from fastvideo.fastvideo_args import FastVideoArgs
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DEFAULT_OUTPUT_DIR = "outputs"
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_generator: VideoGenerator | None = None
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_fastvideo_args: FastVideoArgs | None = None
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_output_dir: str = DEFAULT_OUTPUT_DIR
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_default_request: GenerationRequest | None = None
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def get_generator() -> VideoGenerator:
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"""Return the global VideoGenerator instance (set during startup)."""
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assert _generator is not None, "Server not initialized — generator is None"
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return _generator
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def get_server_args() -> FastVideoArgs:
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"""Return the global FastVideoArgs (set during startup)."""
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assert _fastvideo_args is not None, "Server not initialized — args is None"
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return _fastvideo_args
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def get_output_dir() -> str:
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"""Return the configured output directory."""
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return _output_dir
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def get_default_request() -> GenerationRequest | None:
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"""Return the ServeConfig.default_request set at startup, if any."""
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return _default_request
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def set_state(
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generator: VideoGenerator,
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fastvideo_args: FastVideoArgs,
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output_dir: str,
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default_request: GenerationRequest | None = None,
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) -> None:
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"""Set all server state at once (called from lifespan)."""
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global _generator, _fastvideo_args, _output_dir, _default_request
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_generator = generator
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_fastvideo_args = fastvideo_args
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_output_dir = output_dir
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_default_request = default_request
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def clear_state() -> None:
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"""Clear server state on shutdown."""
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global _generator, _fastvideo_args, _default_request
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_generator = None
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_fastvideo_args = None
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_default_request = None
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