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fix create_engine("snowflake://").dialect #387

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merged 2 commits into from
Mar 14, 2023
+16 −1
Merged

fix create_engine("snowflake://").dialect #387

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1875bc6
fix #386 create_engine("snowflake://").dialect
rooterkyberian Feb 12, 2023
bf7ff95
fix lint
sfc-gh-aling Mar 14, 2023
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6 changes: 5 additions & 1 deletion src/snowflake/sqlalchemy/snowdialect.py
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Original file line number Diff line number Diff line change
Expand Up @@ -206,7 +206,11 @@ def create_connect_args(self, url):
raise sa_exc.ArgumentError(
f"Invalid name space is specified: {opts['database']}"
)
if ".snowflakecomputing.com" not in opts["host"] and not opts.get("port"):
if (
"host" in opts
and ".snowflakecomputing.com" not in opts["host"]
and not opts.get("port")
):
opts["account"] = opts["host"]
if "." in opts["account"]:
# remove region subdomain
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11 changes: 11 additions & 0 deletions tests/test_core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -184,6 +184,17 @@ def test_connect_args(verify_app_name):
engine.dispose()


def test_create_dialect():
"""
Tests getting only dialect object through create_engine
"""
engine = create_engine("snowflake://")
try:
assert engine.dialect
finally:
engine.dispose()


def test_simple_sql(engine_testaccount):
"""
Simple SQL by SQLAlchemy
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