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python涓璦ssert濡備綍浣跨敤

扬州沐宇科技
2023-09-28 14:34:42
python

鍦≒ython涓紝assert璇彞鐢ㄤ簬妫€鏌ヤ竴涓潯浠舵槸鍚︿负鐪熴€傚鏋滄潯浠朵负鍋囷紝assert璇彞灏嗗紩鍙戜竴涓狝ssertionError寮傚父锛屽苟鍙€夋嫨鎻愪緵涓€鏉¢敊璇秷鎭€?/p>

assert璇彞鐨勮娉曞涓嬶細

assert 鏉′欢, 閿欒娑堟伅

鍏朵腑锛屾潯浠舵槸瑕佹鏌ョ殑琛ㄨ揪寮忥紝濡傛灉涓哄亣锛屽垯鎶涘嚭AssertionError寮傚父锛涢敊璇秷鎭槸鍙€夌殑锛岀敤浜庡湪鎶涘嚭寮傚父鏃舵樉绀轰竴鏉¤嚜瀹氫箟鐨勯敊璇秷鎭€?/p>

涓嬮潰鏄竴浜涗娇鐢╝ssert璇彞鐨勭ず渚嬶細

绀轰緥1锛氱畝鍗曠殑鏂█妫€鏌?/p>

x = 5
assert x > 0, "x蹇呴』澶т簬0"

鍦ㄨ繖涓ず渚嬩腑锛屽鏋渪鐨勫€煎皬浜庢垨绛変簬0锛宎ssert璇彞灏嗗紩鍙慉ssertionError寮傚父锛屽苟鏄剧ず閿欒娑堟伅"x蹇呴』澶т簬0"銆?/p>

绀轰緥2锛氫娇鐢╝ssert璇彞杩涜璋冭瘯

def divide(a, b):
assert b != 0, "闄ゆ暟涓嶈兘涓?"
return a / b
result = divide(10, 0)

鍦ㄨ繖涓ず渚嬩腑锛屽鏋滈櫎鏁癰涓?锛宎ssert璇彞灏嗗紩鍙慉ssertionError寮傚父锛屽苟鏄剧ず閿欒娑堟伅"闄ゆ暟涓嶈兘涓?"銆傝繖鏍峰彲浠ュ府鍔╂垜浠湪璋冭瘯浠g爜鏃跺揩閫熷彂鐜板苟淇闂銆?/p>

闇€瑕佹敞鎰忕殑鏄紝鍦ㄧ敓浜х幆澧冧腑锛宎ssert璇彞鍙兘浼氳瑙i噴鍣ㄥ拷鐣ワ紙閫氳繃灏?O閫夐」浼犻€掔粰Python瑙i噴鍣級锛屽洜姝や笉搴旇灏嗗畠浠敤浜庤緭鍏ラ獙璇佹垨澶勭悊鍙兘鐢辩敤鎴锋彁渚涚殑鏁版嵁鐨勪换浣曟儏鍐点€傜浉鍙嶏紝搴旇浣跨敤寮傚父澶勭悊鏈哄埗鏉ュ鐞嗚繖浜涙儏鍐点€?/p>

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