浣犳湁娌℃湁閬囧埌杩囪繖绉嶆儏鍐碉紵鐢佃剳璺戜釜Python鑴氭湰绐佺劧鍗℃垚PPT锛屼竴鐪嬩换鍔＄鐞嗗櫒鍐呭瓨鐩存帴椋欏埌90%锛佺壒鍒槸澶勭悊鐖櫕鏁版嵁鎴栬€呮満鍣ㄥ涔犳暟鎹泦鐨勬椂鍊欙紝閭ｄ簺瀛楀吀瀵硅薄鍟婏紝绠€鐩村氨鍍忚椽鍚冭泧涓€鏍风柉鐙傚悶鍣唴瀛樸€備粖澶╁挶浠氨鏉ュ敔鍞狅紝鎬庝箞缁橮ython瀛楀吀"鐦﹁韩"锛屾暀浣犱笁鎷涗翰娴嬪ソ鐢ㄧ殑鎵撳寘瀛樺偍鎶€宸э紒

锛堣繖閲屽仠椤夸袱绉掞級鍏堝埆鎬ョ潃鍏抽〉闈紒鎴戠煡閬撴湁浜涙暀绋嬩竴涓婃潵灏辩敥浠ｇ爜鐪嬪緱浜哄ご鏅曪紝鍜变滑浠婂ぉ璧?璇翠汉璇?璺嚎锛屼繚璇佸皬鐧戒篃鑳借窡鐫€鎿嶄綔銆傚噯澶囧ソ浣犵殑灏忔湰鏈紝鍙戣溅锛?/p>

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涓句釜鏍楀瓙馃尠锛?/p>

python澶嶅埗
import json

big_dict = {i: f"value_{i}" for i in range(100000)}

# 甯歌瀛樺偍锛堝崰鍐呭瓨璀﹀憡锛侊級
with open('normal.txt', 'w') as f:
    f.write(str(big_dict))

# 搴忓垪鍖栧瓨鍌紙鐪佸唴瀛樼増锛?/span>
with open('smart.json', 'w') as f:
    json.dump(big_dict, f)

瀹炴祴鏁版嵁瀵规瘮鏉ヤ竴娉細

鐪嬪埌娌★紵鐩存帴鐪佷簡38%鐨勭┖闂达紒鑰屼笖json杩樻湁涓殣钘忕鍒┾€斺€旇法骞冲彴閫氱敤锛屾墜鏈虹數鑴戦兘鑳借銆備笉杩囪娉ㄦ剰鍒俯杩欎釜鍧戯細濡傛灉瀛楀吀閲屾湁鑷畾涔夊璞★紝寰楀厛鐢╬ickle妯″潡澶勭悊銆?/p>

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涓婄‖鑿滐紒鐪嬩唬鐮侊細

python澶嶅埗
import zlib

# 鍏堣浆鎴愬瓧鑺傛祦
data = json.dumps(big_dict).encode('utf-8')

# 鍘嬬缉鎿嶄綔锛堥噸鐐圭湅level鍙傛暟锛?/span>
compressed_data = zlib.compress(data, level=9)

# 淇濆瓨鍘嬬缉鍖?/span>
with open('super_small.zip', 'wb') as f:
    f.write(compressed_data)

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瀹炴祴瀵规瘮鎯婃帀涓嬪反锛?/p>

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鈥?strong>鈥嬬涓夋嫑锛氬唴瀛樹紭鍖?缁堟瀬澶ф硶"鈥斺€擾_slots__榄旀硶鈥?/strong>鈥?br/> 杩欎釜鎶€宸т及璁″緢澶氳€佸徃鏈洪兘涓嶇煡閬擄紒Python榛樿缁欐瘡涓璞￠兘鍑嗗浜嗗睘鎬у瓧鍏革紝灏卞儚闅忚韩甯︿簡涓鏉庣銆傜敤__slots__鍙互鐩存帴鎶婅鏉庣鎹㈡垚閽卞寘锛岀渷绌洪棿鍒版瀬鑷淬€?/p>

鐪嬭繖涓敼閫犳渚嬶細

python澶嶅埗
class FatObject:
    def __init__(self, x, y):
        self.x = x
        self.y = y

class SlimObject:
    __slots__ = ['x', 'y']
    def __init__(self, x, y):
        self.x = x
        self.y = y

# 鍒涘缓10涓囦釜瀵硅薄瀵规瘮
fat_objects = [FatObject(i, i+1) for i in range(100000)]
slim_objects = [SlimObject(i, i+1) for i in range(100000)]

鍐呭瓨娴嬭瘯缁撴灉璁╀汉闇囨儕锛?/p>

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