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drewyeaton/gist:2484095

Created April 24, 2012 21:39
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CSV Mapper API
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gistfile1.py
# manufacturer,model,year,price,condition
# BMW,M Coupe,2002,34999.95,good
# BMW,330Ci,2001,13455.36,bad
# Honda,Civic,2007,27340.10,fair
# Toyota,Corolla,2003,14003.21,bad
valid_price = lambda i: i >= 0
class Car(CsvModelBase):
make = StringColumn(col_name='manufacturer')
model = StringColumn()
price = FloatColumn(validate=[valid_price,])
year = IntegerColumn()
cf = open('cars.csv', 'r')
for car in Car.datasource(cf):
print car.make, car.year, car.price
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