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17 lines
422 B
Python
17 lines
422 B
Python
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"""Db_helper."""
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import sqlalchemy
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from flask_bpmn.models.db import db
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import time
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def try_to_connect(start_time: float) -> None:
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"""Try to connect."""
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try:
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db.first_or_404("select 1") # type: ignore
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except sqlalchemy.exc.DatabaseError as exception:
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if time.time() - start_time > 15:
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raise exception
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else:
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time.sleep(1)
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try_to_connect(start_time)
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