Base prefect command-line application
version
async
Get the current Prefect version.
Source code in prefect/cli/root.py
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143 | @app.command()
async def version():
"""Get the current Prefect version."""
import sqlite3
from prefect.server.utilities.database import get_dialect
from prefect.settings import PREFECT_API_DATABASE_CONNECTION_URL
version_info = {
"Version": prefect.__version__,
"API version": SERVER_API_VERSION,
"Python version": platform.python_version(),
"Git commit": prefect.__version_info__["full-revisionid"][:8],
"Built": pendulum.parse(
prefect.__version_info__["date"]
).to_day_datetime_string(),
"OS/Arch": f"{sys.platform}/{platform.machine()}",
"Profile": prefect.context.get_settings_context().profile.name,
}
server_type: str
try:
# We do not context manage the client because when using an ephemeral app we do not
# want to create the database or run migrations
client = prefect.get_client()
server_type = client.server_type.value
except Exception:
server_type = "<client error>"
version_info["Server type"] = server_type.lower()
# TODO: Consider adding an API route to retrieve this information?
if server_type == ServerType.EPHEMERAL.value:
database = get_dialect(PREFECT_API_DATABASE_CONNECTION_URL.value()).name
version_info["Server"] = {"Database": database}
if database == "sqlite":
version_info["Server"]["SQLite version"] = sqlite3.sqlite_version
def display(object: dict, nesting: int = 0):
# Recursive display of a dictionary with nesting
for key, value in object.items():
key += ":"
if isinstance(value, dict):
app.console.print(key)
return display(value, nesting + 2)
prefix = " " * nesting
app.console.print(f"{prefix}{key.ljust(20 - len(prefix))} {value}")
display(version_info)
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