Matnli fayllar (txt)

with open("salom.txt", "w", encoding="utf-8") as f:
    f.write("Salom, fayl!\n")
    f.write("Bu ikkinchi qator.\n")
print("Yozildi")

with open("salom.txt", encoding="utf-8") as f:
    matn = f.read()
print(matn)

with open("salom.txt", encoding="utf-8") as f:
    for qator in f:
        print(repr(qator))

with open("salom.txt", encoding="utf-8") as f:
    for qator in f:
        print(qator.rstrip())

with open("salom.txt", encoding="utf-8") as f:
    qatorlar = f.readlines()
print(qatorlar)
print(len(qatorlar), "qator")

with open("son.txt", "w", encoding="utf-8") as f:
    f.write(42)

3.1415926535
  8979323846
  2643383279

with open("pi_raqamlar.txt", encoding="utf-8") as f:
    qatorlar = f.readlines()

pi = ""
for qator in qatorlar:
    pi += qator.strip()
print(pi)
print(len(pi), "belgi")

def pi_raqamlari(n):
    def arctan(x, bir):
        s = t = bir // x
        k, ishora = 1, -1
        while t:
            t //= x * x
            k += 2
            s += ishora * (t // k)
            ishora = -ishora
        return s
    bir = 10 ** (n + 10)
    return str(4 * (4 * arctan(5, bir) - arctan(239, bir)) // 10 ** 10)


raqamlar = pi_raqamlari(1000)
with open("pi_1000.txt", "w", encoding="utf-8") as f:
    f.write("3.\n")
    for i in range(1, len(raqamlar), 50):
        f.write(raqamlar[i:i + 50] + "\n")
print("pi_1000.txt yozildi")

with open("pi_1000.txt", encoding="utf-8") as f:
    pi = "".join(qator.strip() for qator in f)
print(pi[:52] + "...")
print(len(pi), "belgi")

tugilgan = input("Tug'ilgan kuningiz (kkooyy): ")
if tugilgan in pi:
    print(f"Tug'ilgan kuningiz π ning birinchi 1000 raqami ichida bor! O'rni: {pi.find(tugilgan)}")
else:
    print("Birinchi 1000 raqamda yo'q.")

Ali,78
Sarvinoz,91
Otabek,85
Javohir,59
Behruz,72

talabalar = []
with open("ballar.txt", encoding="utf-8") as f:
    for qator in f:
        ism, ball = qator.strip().split(",")
        talabalar.append((ism, int(ball)))

ortacha = sum(b for _, b in talabalar) / len(talabalar)

with open("hisobot.txt", "w", encoding="utf-8") as f:
    f.write(f"Talabalar soni: {len(talabalar)}\n")
    f.write(f"O'rtacha ball: {ortacha:.1f}\n")
    f.write("-" * 24 + "\n")
    for ism, ball in sorted(talabalar, key=lambda t: t[1], reverse=True):
        holat = "o'tdi" if ball >= 60 else "qayta"
        f.write(f"{ism:<10}{ball:>4}  {holat}\n")

with open("hisobot.txt", encoding="utf-8") as f:
    print(f.read())

Bir bor ekan, bir yo'q ekan. Bir qishloqda bir dehqon yashar ekan.
Dehqonning bir bog'i bor ekan. Bog'da olma, anor va behi o'sar ekan.

with open("hikoya.txt", encoding="utf-8") as f:
    matn = f.read()

sozlar = matn.lower().replace(".", "").replace(",", "").split()
sanoq = {}
for s in sozlar:
    sanoq[s] = sanoq.get(s, 0) + 1

print("Jami so'z:", len(sozlar))
print("Har xil so'z:", len(sanoq))
for soz in sorted(sanoq, key=sanoq.get, reverse=True)[:3]:
    print(soz, sanoq[soz])

from pathlib import Path

p = Path("qisqa.txt")
p.write_text("Bir qatorda yozish\nva o'qish\n", encoding="utf-8")
print(p.read_text(encoding="utf-8"))
print(p.exists(), Path("yoq.txt").exists())