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πŸ–₯ ΠŸΠΎΠ»Π΅Π·Π½Ρ‹ΠΉ Ρ‚Ρ€ΡŽΠΊ Π² Python: ΠΊΠ°ΠΊ ΠΎΡ‚ΡΠΎΡ€Ρ‚ΠΈΡ€ΠΎΠ²Π°Ρ‚ΡŒ список ΠΏΠΎ нСскольким условиям ΠΎΠ΄Π½ΠΎΠ²Ρ€Π΅ΠΌΠ΅Π½Π½ΠΎ

Если Π²Ρ‹ Ρ…ΠΎΡ‚ΠΈΡ‚Π΅ ΠΎΡ‚ΡΠΎΡ€Ρ‚ΠΈΡ€ΠΎΠ²Π°Ρ‚ΡŒ список ΠΎΠ±ΡŠΠ΅ΠΊΡ‚ΠΎΠ² (Π½Π°ΠΏΡ€ΠΈΠΌΠ΅Ρ€, словарСй ΠΈΠ»ΠΈ ΠΊΠΎΡ€Ρ‚Π΅ΠΆΠ΅ΠΉ) сразу ΠΏΠΎ нСскольким критСриям β€” Π½Π°ΠΏΡ€ΠΈΠΌΠ΅Ρ€, сначала ΠΏΠΎ возрасту ΠΏΠΎ Π²ΠΎΠ·Ρ€Π°ΡΡ‚Π°Π½ΠΈΡŽ, Π° Π·Π°Ρ‚Π΅ΠΌ ΠΏΠΎ ΠΈΠΌΠ΅Π½ΠΈ ΠΏΠΎ ΡƒΠ±Ρ‹Π²Π°Π½ΠΈΡŽ β€” Π½Π΅ Π½ΡƒΠΆΠ½ΠΎ ΠΏΠΈΡΠ°Ρ‚ΡŒ Π³Ρ€ΠΎΠΌΠΎΠ·Π΄ΠΊΠΈΠ΅ Ρ„ΡƒΠ½ΠΊΡ†ΠΈΠΈ.

Π˜ΡΠΏΠΎΠ»ΡŒΠ·ΡƒΠΉΡ‚Π΅ sorted() с key, комбинируя нСсколько ΠΏΠΎΠ»Π΅ΠΉ с Π½ΡƒΠΆΠ½ΠΎΠΉ Π»ΠΎΠ³ΠΈΠΊΠΎΠΉ сортировки. Π’ΠΎΡ‚ ΠΊΠ°ΠΊ:


people = [
{"name": "Alice", "age": 30},
{"name": "Bob", "age": 25},
{"name": "Charlie", "age": 25},
{"name": "David", "age": 30},
]

# Π‘ΠΎΡ€Ρ‚ΠΈΡ€ΠΎΠ²ΠΊΠ°: сначала ΠΏΠΎ age (ΠΏΠΎ Π²ΠΎΠ·Ρ€Π°ΡΡ‚Π°Π½ΠΈΡŽ), Π·Π°Ρ‚Π΅ΠΌ ΠΏΠΎ name (ΠΏΠΎ ΡƒΠ±Ρ‹Π²Π°Π½ΠΈΡŽ)
sorted_people = sorted(people, key=lambda p: (p["age"], -ord(p["name"][0])))

for person in sorted_people:
print(person)


πŸ’‘ Π Π°Π±ΠΎΡ‚Π°Π΅Ρ‚ ΠΈ с ΠΎΠ±ΡŠΠ΅ΠΊΡ‚Π°ΠΌΠΈ, ΠΈ с ΠΊΠΎΡ€Ρ‚Π΅ΠΆΠ°ΠΌΠΈ β€” Π³Π»Π°Π²Π½ΠΎΠ΅, ΠΏΡ€Π°Π²ΠΈΠ»ΡŒΠ½ΠΎ ΡΠΎΡΡ‚Π°Π²ΠΈΡ‚ΡŒ key. ОсобСнно ΠΏΠΎΠ»Π΅Π·Π½ΠΎ для Ρ„ΠΈΠ»ΡŒΡ‚Ρ€Π°Ρ†ΠΈΠΈ списков Π² Ρ‚Π°Π±Π»ΠΈΡ‡Π½Ρ‹Ρ… Π΄Π°Π½Π½Ρ‹Ρ…, ΠΏΡ€ΠΈ Π²Ρ‹Π²ΠΎΠ΄Π΅ Ρ€Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚ΠΎΠ² ΠΈΠ»ΠΈ Π³Π΅Π½Π΅Ρ€Π°Ρ†ΠΈΠΈ ΠΎΡ‚Ρ‡Ρ‘Ρ‚ΠΎΠ².

#python

Π‘ΠΎΠ»ΡŒΡˆΠ΅ ΠΊΠΎΡ€ΠΎΡ‚ΠΊΠΈΡ… ΡƒΡ€ΠΎΠΊΠΎΠ² Ρ‚ΡƒΡ‚

@pythonl
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πŸ–₯ ΠŸΠΎΠ»Π΅Π·Π½Ρ‹ΠΉ Ρ‚Ρ€ΡŽΠΊ Π² Python: ΠΊΠ°ΠΊ ΠΎΡ‚ΡΠΎΡ€Ρ‚ΠΈΡ€ΠΎΠ²Π°Ρ‚ΡŒ список ΠΏΠΎ нСскольким условиям ΠΎΠ΄Π½ΠΎΠ²Ρ€Π΅ΠΌΠ΅Π½Π½ΠΎ

Если Π²Ρ‹ Ρ…ΠΎΡ‚ΠΈΡ‚Π΅ ΠΎΡ‚ΡΠΎΡ€Ρ‚ΠΈΡ€ΠΎΠ²Π°Ρ‚ΡŒ список ΠΎΠ±ΡŠΠ΅ΠΊΡ‚ΠΎΠ² (Π½Π°ΠΏΡ€ΠΈΠΌΠ΅Ρ€, словарСй ΠΈΠ»ΠΈ ΠΊΠΎΡ€Ρ‚Π΅ΠΆΠ΅ΠΉ) сразу ΠΏΠΎ нСскольким критСриям β€” Π½Π°ΠΏΡ€ΠΈΠΌΠ΅Ρ€, сначала ΠΏΠΎ возрасту ΠΏΠΎ Π²ΠΎΠ·Ρ€Π°ΡΡ‚Π°Π½ΠΈΡŽ, Π° Π·Π°Ρ‚Π΅ΠΌ ΠΏΠΎ ΠΈΠΌΠ΅Π½ΠΈ ΠΏΠΎ ΡƒΠ±Ρ‹Π²Π°Π½ΠΈΡŽ β€” Π½Π΅ Π½ΡƒΠΆΠ½ΠΎ ΠΏΠΈΡΠ°Ρ‚ΡŒ Π³Ρ€ΠΎΠΌΠΎΠ·Π΄ΠΊΠΈΠ΅ Ρ„ΡƒΠ½ΠΊΡ†ΠΈΠΈ.

Π˜ΡΠΏΠΎΠ»ΡŒΠ·ΡƒΠΉΡ‚Π΅ sorted() с key, комбинируя нСсколько ΠΏΠΎΠ»Π΅ΠΉ с Π½ΡƒΠΆΠ½ΠΎΠΉ Π»ΠΎΠ³ΠΈΠΊΠΎΠΉ сортировки. Π’ΠΎΡ‚ ΠΊΠ°ΠΊ:


people = [
{"name": "Alice", "age": 30},
{"name": "Bob", "age": 25},
{"name": "Charlie", "age": 25},
{"name": "David", "age": 30},
]

# Π‘ΠΎΡ€Ρ‚ΠΈΡ€ΠΎΠ²ΠΊΠ°: сначала ΠΏΠΎ age (ΠΏΠΎ Π²ΠΎΠ·Ρ€Π°ΡΡ‚Π°Π½ΠΈΡŽ), Π·Π°Ρ‚Π΅ΠΌ ΠΏΠΎ name (ΠΏΠΎ ΡƒΠ±Ρ‹Π²Π°Π½ΠΈΡŽ)
sorted_people = sorted(people, key=lambda p: (p["age"], -ord(p["name"][0])))

for person in sorted_people:
print(person)


πŸ’‘ Π Π°Π±ΠΎΡ‚Π°Π΅Ρ‚ ΠΈ с ΠΎΠ±ΡŠΠ΅ΠΊΡ‚Π°ΠΌΠΈ, ΠΈ с ΠΊΠΎΡ€Ρ‚Π΅ΠΆΠ°ΠΌΠΈ β€” Π³Π»Π°Π²Π½ΠΎΠ΅, ΠΏΡ€Π°Π²ΠΈΠ»ΡŒΠ½ΠΎ ΡΠΎΡΡ‚Π°Π²ΠΈΡ‚ΡŒ key. ОсобСнно ΠΏΠΎΠ»Π΅Π·Π½ΠΎ для Ρ„ΠΈΠ»ΡŒΡ‚Ρ€Π°Ρ†ΠΈΠΈ списков Π² Ρ‚Π°Π±Π»ΠΈΡ‡Π½Ρ‹Ρ… Π΄Π°Π½Π½Ρ‹Ρ…, ΠΏΡ€ΠΈ Π²Ρ‹Π²ΠΎΠ΄Π΅ Ρ€Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚ΠΎΠ² ΠΈΠ»ΠΈ Π³Π΅Π½Π΅Ρ€Π°Ρ†ΠΈΠΈ ΠΎΡ‚Ρ‡Ρ‘Ρ‚ΠΎΠ².

#python

Π‘ΠΎΠ»ΡŒΡˆΠ΅ ΠΊΠΎΡ€ΠΎΡ‚ΠΊΠΈΡ… ΡƒΡ€ΠΎΠΊΠΎΠ² Ρ‚ΡƒΡ‚

@pythonl

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