From f0b155b86dea0ff6942a8992327c59e625c87c79 Mon Sep 17 00:00:00 2001 From: Sude Naz Ay Date: Wed, 28 Oct 2026 21:05:08 +0300 Subject: [PATCH] Create sequences_sude_naz_ay.py --- Week03/sequences_sude_naz_ay.py | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Week03/sequences_sude_naz_ay.py diff --git a/Week03/sequences_sude_naz_ay.py b/Week03/sequences_sude_naz_ay.py new file mode 100644 index 00000000..60176cdc --- /dev/null +++ b/Week03/sequences_sude_naz_ay.py @@ -0,0 +1,23 @@ +def remove_duplicates(seq: list) -> list: + """ + This function removes duplicates from a list. + """ + # Sırayı koruyarak tekrarları kaldırmak için dict.fromkeys kullanımı + return list(dict.fromkeys(seq)) + + +def list_counts(seq: list) -> dict: + """ + This function counts the number of occurrences of each item in a list. + """ + counts = {} + for item in seq: + counts[item] = counts.get(item, 0) + 1 + return counts + + +def reverse_dict(d: dict) -> dict: + """ + This function reverses the keys and values of a dictionary. + """ + return {v: k for k, v in d.items()}