biweeklybudget.prime_rate module¶
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class
biweeklybudget.prime_rate.
PrimeRateCalculator
(db_session)[source]¶ Bases:
object
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_get_prime_rate
()[source]¶ Get the US Prime Rate from MarketWatch; update the DB and return the value.
Returns: current US Prime Rate Return type: decimal.Decimal
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calculate_apr
(margin)[source]¶ Calculate an APR based on the prime rate.
Parameters: margin (decimal.Decimal) – margin added to Prime Rate to get APR Returns: effective APR Return type: decimal.Decimal
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prime_rate
¶ Return the current US Prime Rate
Returns: current US Prime Rate Return type: decimal.Decimal
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