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Beitrag🌀 Callback Hell — Pythonda “do‘zax”ga tushmaslik sirlari 😅

13. November 2025
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Isoqjanov Ilyos | Python
🌀 Callback Hell — Pythonda “do‘zax”ga tushmaslik sirlari 😅 🔍 Callback hell nima? “Callback hell” — bu kod ichida ko‘p darajadagi ichma-ich callback funksiyalar ishlatilganda paydo bo‘ladigan muammo. Bunda kod piramida shaklida cho‘zilib ketadi va tushunish, boshqarish, xato topish juda qiyinlashadi. 🚨 Nima oqibatlarga olib keladi? Callback hell dasturda bir nechta jiddiy muammolarga sabab bo‘ladi: • 📖 Kod o‘qilishi va tushunilishi qiyinlashadi • 🧩 Xatolarni tutish (try/except) murakkablashadi • 🔄 Oqimni kuzatish (qaysi funksiya qachon ishlaydi) chalkashadi • 🧪 Test yozish va kodni kengaytirish mushkul bo‘ladi • 💥 Kichik o‘zgarish ham butun jarayonni buzib qo‘yishi mumkin 💻 Misol — Callback Hell def step1(callback): print("1-qadam bajarildi") callback() def step2(callback): print("2-qadam bajarildi") callback() def step3(callback): print("3-qadam bajarildi") callback() # 👇 Callback hell boshlanmoqda... step1(lambda: step2(lambda: step3(lambda: print("Barcha ishlar tugadi!") ) ) ) Kod ishlaydi, lekin... 😵 Tushunish qiyin, xatoni topish — yanada qiyin! ✅ Yechim — async va await Pythonda bu muammoni asinxron dasturlash yordamida hal qilish mumkin: import asyncio async def step1(): print("1-qadam bajarildi") async def step2(): print("2-qadam bajarildi") async def step3(): print("3-qadam bajarildi") async def main(): await step1() await step2() await step3() print("Barcha ishlar tugadi!") asyncio.run(main()) 🟢 Natija: • Kod toza ✅ • O‘qilishi oson ✅ • Xatolarni tutish oson ✅ • Asinxron ishlaydi ✅ 💡 Xulosa Callback hell — kichik loyihada sezilmasligi mumkin, lekin katta tizimlarda vaqt va asabni yutadigan muammo. Shuning uchun har doim: 👉 async/await yoki asyncio bilan ishlashni o‘rganing!
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