将列表所有元素打印出来
cars = ['toyota', 'honda', 'mazda', 'nissan', 'mitsubishi', 'subaru', 'suzuki', 'isuzu'] for car in cars: new_car = car.title() print("Japan automobile brand: %s" % new_car) print("\nAbove is Japan automobile brand !")
输出
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
Japan automobile brand: Toyota Japan automobile brand: Honda Japan automobile brand: Mazda Japan automobile brand: Nissan Japan automobile brand: Mitsubishi Japan automobile brand: Subaru Japan automobile brand: Suzuki Japan automobile brand: Isuzu Above is Japan automobile brand !
对列表元素进行判断
japan_cars = ['toyota', 'honda', 'mazda', 'nissan', 'mitsubishi', 'subaru', 'suzuki', 'isuzu', 'bmc'] germany_cars = 'bmc' for car in japan_cars: if car != germany_cars: print("Japan automobile brand: " + car.title()) else: print("Germany automobile brand: " + germany_cars.title())
输出
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
Japan automobile brand: Toyota Japan automobile brand: Honda Japan automobile brand: Mazda Japan automobile brand: Nissan Japan automobile brand: Mitsubishi Japan automobile brand: Subaru Japan automobile brand: Suzuki Japan automobile brand: Isuzu Germany automobile brand: Bmc
测试列表是否为空
为空
cars = [] if cars: print("List has tuples.") else: print("List in null.")
输出
List in null.
不为空
cars = ['toyota'] if cars: print("List has tuples.") else: print("List in null.")
输出
List has tuples.
多个列表间进行处理
查询汽车代理商是否代理了指定品牌的汽车
agency_brands = ['toyota', 'honda', 'nissan', 'mitsubishi', 'subaru', 'suzuki', 'isuzu', 'bmc', 'audi', 'vw'] query_brands = ['ford', 'audi', 'mazda'] for query_brand in query_brands: if query_brand in agency_brands: print("Automobile brand " + query_brand + " in agency contents.") else: print("We have no " + query_brand + ".")
输出
We have no ford. Automobile brand audi in agency contents. We have no mazda.
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