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Make config values optional

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This commit is contained in:
Steffo 2023-02-01 16:03:10 +01:00
parent f544850403
commit 9a6e041035
Signed by: steffo
GPG key ID: 2A24051445686895
1 changed files with 15 additions and 8 deletions
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23
unimore_bda_6/config.py
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@ -3,27 +3,34 @@ import cfig
config = cfig.Configuration()
@config.required()
def MONGO_HOST(val: str) -> str:
@config.optional()
def MONGO_HOST(val: str | None) -> str:
"""
The hostname of the MongoDB database to connect to.
"""
return val
return val or "127.0.0.1"
@config.required()
def MONGO_PORT(val: str) -> str:
@config.optional()
def MONGO_PORT(val: str | None) -> int:
"""
The port of the MongoDB database to connect to.
"""
return val
if not val:
return 27017
try:
return int(val)
except ValueError:
raise cfig.InvalidValueError("Not an int.")
@config.required()
def TRAINING_SET_SIZE(val: str) -> int:
@config.optional()
def TRAINING_SET_SIZE(val: str | None) -> int:
"""
The number of reviews from each category to fetch for the training set.
"""
if not val:
return 1000
try:
return int(val)
except ValueError: