缂栫▼锛氫粠鍏ラ棬鍒扮簿閫氱殑鏃呯▼
浣犳槸鍚︽浘缁忓缂栫▼浜х敓杩囨祿鍘氱殑鍏磋叮锛屽嵈鍥犱负澶嶆潅鐨勭悊璁哄拰闅句互鐞嗚В鐨勪唬鐮佽€屾姝ヤ笉鍓嶏紵浠婂ぉ锛岃鎴戜滑涓€璧疯法瓒婅繖涓棬妲涳紝浠庨浂寮€濮嬶紝閫愭杩堝悜缂栫▼楂樻墜鐨勬鍫傘€?/p>
涓€銆佺紪绋嬪熀纭€姒傚康鐨勫鍩?/h3>
1. 鍙橀噺涓庣被鍨?/p>
鍦ㄧ紪绋嬬殑涓栫晫閲岋紝鍙橀噺濡傚悓涓€涓暟鎹殑瀹瑰櫒锛岃€屾暟鎹被鍨嬪垯瀹氫箟浜嗗鍣ㄤ腑鍙互瀛樻斁鐨勬暟鎹绫汇€備緥濡傦紝鍦≒ython璇█涓紝浣犲彲浠ヨ交鏉惧畾涔変竴涓暣鏁板彉閲忓拰涓€涓瓧绗︿覆鍙橀噺锛?/p>
瀹氫箟鏁存暟鍙橀噺锛歚age = 25`
瀹氫箟瀛楃涓插彉閲忥細`name = "John Doe"`
2. 鎺у埗缁撴瀯
鎺у埗缁撴瀯鏄紪绋嬭瑷€涓绋嬪簭鎸夐鏈熼€昏緫鎵ц鐨勫叧閿€傚叾涓紝鏉′欢璇彞鍜屽惊鐜鍙ユ槸鏈€甯歌鐨勪袱绉嶆帶鍒剁粨鏋勩€備緥濡傦細
鏉′欢璇彞绀轰緥锛歚age = 18; if age >= 18: print("浣犲凡鎴愬勾銆?) else: print("浣犺繕鏈垚骞淬€?)`
寰幆璇彞绀轰緥锛歚for i in range(5): print(i)`
3. 鍑芥暟涓庢ā鍧?/p>
鍑芥暟鏄竴娈靛彲閲嶅浣跨敤鐨勪唬鐮佸潡锛屽彲浠ユ帴鍙楀弬鏁板苟杩斿洖缁撴灉銆傛ā鍧楀垯鏄寘鍚簡涓€绯诲垪鍙互澶嶇敤鐨勫嚱鏁板拰鍙橀噺鐨勬枃浠躲€傚湪Python涓紝瀹氫箟涓€涓嚱鏁伴潪甯哥畝鍗曪細
`def greet(name): print(f"浣犲ソ锛寋name}锛?)`
浣跨敤鍑芥暟锛歚greet("Alice")`
浜屻€佷唬鐮佸疄璺典笌璋冭瘯鎶€宸?/h3>
1. 瀹炶返绀轰緥锛氳绠桞MI
鍋囪鎴戜滑闇€瑕佺紪鍐欎竴涓绠桞MI锛堣韩浣撹川閲忔寚鏁帮級鐨勭▼搴忋€侭MI鐨勮绠楀叕寮忔槸浣撻噸锛坘g锛夐櫎浠ヨ韩楂橈紙m锛夌殑骞虫柟銆備互涓嬫槸Python浠ｇ爜瀹炵幇锛?/p>
`def calculate_bmi(weight, height): bmi = weight / (height 2) return bmi`
杈撳叆浣撻噸鍜岃韩楂樺悗璋冪敤鍑芥暟璁＄畻BMI锛歚weight = float(input("璇疯緭鍏ユ偍鐨勪綋閲嶏紙kg锛? ")) height = float(input("璇疯緭鍏ユ偍鐨勮韩楂橈紙m锛? ")) result = calculate_bmi(weight, height) print(f"鎮ㄧ殑BMI鏄? {result:.2f}")`
2. 瑙ｅ喅甯歌闂锛氬紓甯稿鐞?/p>
鍦ㄧ紪绋嬭繃绋嬩腑锛屾垜浠彲鑳戒細閬囧埌鍚勭寮傚父鎯呭喌銆備娇鐢ㄥ紓甯稿鐞嗙粨鏋勫彲浠ヤ紭闆呭湴澶勭悊杩欎簺閿欒銆備緥濡傦細
`def divide(a, b): try: result = a / b except ZeroDivisionError: print("闄ゆ暟涓嶈兘涓洪浂锛?) except TypeError: print("绫诲瀷閿欒锛岃纭繚杈撳叆鐨勬槸鏁板瓧銆?) else: print(f"缁撴灉鏄? {result}")`
璋冪敤鍑芥暟骞朵紶鍏ュ弬鏁拌繘琛屾祴璇曘€?/p>
涓夈€佽繘闃舵妧宸т笌鏈€浣冲疄璺?/h3>
1. 浠ｇ爜閲嶆瀯涓庝紭鍖?/p>
闅忕潃椤圭洰鐨勫鏉傚害澧炲姞锛屼唬鐮侀噸鏋勫拰浼樺寲鍙樺緱鑷冲叧閲嶈銆備緥濡傦紝鍙互灏嗛噸澶嶇殑浠ｇ爜娈垫彁鍙栦负鍑芥暟鎴栨ā鍧楋紝鍑忓皯浠ｇ爜鍐椾綑锛屾彁楂樹唬鐮佽川閲忋€傞€氳繃瀵规瘮鍘熷鍜屼紭鍖栧悗鐨勪唬鐮侊紝鎴戜滑鍙互鐪嬪埌鏄庢樉鐨勬敼杩涖€?/p>
2. 浠ｇ爜瀹℃煡涓庢祴璇?/p>
缂栧啓瀹屼唬鐮佸悗锛岃繘琛屼唬鐮佸鏌ュ拰鍗曞厓娴嬭瘯鏄彁楂樹唬鐮佽川閲忕殑鏈夋晥鏂规硶銆備唬鐮佸鏌ュ彲浠ュ府鍔╂壘鍑烘綔鍦ㄧ殑閿欒鍜屾敼杩涚偣锛岃€屽崟鍏冩祴璇曞垯纭繚鍚勪釜鍔熻兘妯″潡鐙珛鍦版甯稿伐浣溿€傝繖涓€姝ヤ篃鏄垚涓虹紪绋嬮珮鎵嬬殑蹇呯粡涔嬭矾銆?/p>
閫氳繃鎺屾彙杩欎簺鍩虹姒傚康銆佸疄璺佃皟璇曟妧宸у拰杩涢樁鏈€浣冲疄璺碉紝浣犲皢鑳藉閫愭杩堝悜缂栫▼楂樻墜鐨勮鍒椼€傜紪绋嬩笘鐣岀殑澶ч棬宸茬粡涓轰綘鏁炲紑锛屽媷鏁㈠墠琛屽惂锛佸崟鍏冩祴璇曞疄鎴樿В鏋愶細
鍒╃敤Python鍐呯疆鐨剈nittest妯″潡锛屾垜浠彲浠ヨ交鏉炬瀯寤轰弗鏍肩殑鍗曞厓娴嬭瘯妗嗘灦锛岀‘淇濅唬鐮佺殑璐ㄩ噺鍜岀ǔ瀹氭€с€備笅闈㈡槸涓€涓畝鍗曠殑渚嬪瓙锛?/p>
```python
import unittest
class TestCalculateBmi(unittest.TestCase):
def test_normal_case(self):
"""娴嬭瘯姝ｅ父鎯呭喌涓嬬殑BMI璁＄畻"""
expected_bmi = 24.49
actual_bmi = calculate_bmi(70, 1.7)
self.assertAlmostEqual(expected_bmi, actual_bmi, places=2) 淇濈暀涓や綅灏忔暟杩涜姣旇緝
def test_zero_height(self):
"""娴嬭瘯韬珮涓洪浂鏃禕MI璁＄畻鐨勫紓甯稿鐞?""
with self.assertRaises(ZeroDivisionError): 棰勬湡鎶涘嚭闆堕櫎閿欒
calculate_bmi(70, 0) 灏濊瘯璁＄畻韬珮涓洪浂鐨凚MI鍊?/p>
def test_negative_weight(self):
"""娴嬭瘯浣撻噸涓鸿礋鍊兼椂BMI璁＄畻鐨勫紓甯稿鐞?""
with self.assertRaises(ValueError): 棰勬湡鎶涘嚭鍊奸敊璇?/p>
calculate_bmi(-70, 1.7) 灏濊瘯璁＄畻浣撻噸涓鸿礋鍊肩殑BMI鍊?/p>
杩愯鍗曞厓娴嬭瘯
if __name__ == '__main__':
unittest.main()
```
缂栫▼涔嬫梾锛氭案鏃犳澧冪殑瀛︿範涔嬫梾馃殌锛?/p>
鍦ㄧ紪绋嬭繖鏉′笉鏂繘鍖栫殑閬撹矾涓婏紝濡備綍淇濇寔鎸佺画瀛︿範骞朵笉鏂彁鍗囪嚜宸卞憿锛熶互涓嬫槸涓€浜涙帹鑽愮殑浼樿川瀛︿範璧勬簮锛?/p>
馃寪 鎱曡缃戯細杩欐槸涓€涓湪绾垮涔犲钩鍙帮紝鎻愪緵浜嗕粠鍏ラ棬鍒扮簿閫氱殑涓板瘜缂栫▼璇剧▼锛岃鐩栧绉嶇紪绋嬭瑷€鍜屽紑鍙戞妧鏈紝鏄紪绋嬪涔犺€呯殑涓嶄簩涔嬮€夈€?/p>
馃捇 LeetCode锛氳繖鏄竴涓紪绋嬬粌涔犲钩鍙帮紝閫氳繃瑙ｅ喅鍚勭绠楁硶鍜屾暟鎹粨鏋勭殑瀹炶返棰樼洰锛屼綘鍙互鏈夋晥鍦版彁鍗囪嚜宸辩殑缂栫▼鑳藉姏銆?/p>
馃棬 Stack Overflow锛氳繖鏄竴涓叏鐞冪紪绋嬬ぞ鍖猴紝浣犲彲浠ュ湪杩欓噷鎵惧埌瑙ｅ喅缂栫▼闂鐨勬柟妗堬紝涓庡叏鐞冪殑寮€鍙戣€呬氦娴佺粡楠岋紝鎷撳鑷繁鐨勮閲庛€?/p>
璁颁綇锛屾寔缁疄璺点€佸涔犲拰鎸戞垬鏄彁鍗囩紪绋嬭兘鍔涚殑鍏抽敭銆傚笇鏈涙湰鏂囦腑鍒嗕韩鐨勫熀纭€鐭ヨ瘑銆佸疄璺电ず渚嬪拰杩涢樁寤鸿鑳藉甯姪浣犲湪缂栫▼鐨勬梾绋嬩腑璧板緱鏇磋繙銆佹洿绋炽€?/p> |
