Create emails_elif_gulseren.py

Week03/pyramid_elif_gulseren.py

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+def calculate_pyramid_height(number_of_blocks):
+    height = 0
+    layer_blocks = 1
+
+    while number_of_blocks >= layer_blocks:
+        number_of_blocks -= layer_blocks
+        height += 1
+        layer_blocks += 1
+
+    return height

Week03/sequences_elif_gulseren.py

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+def remove_duplicates(seq: list) -> list:
+    """
+    This function removes duplicates from a list.
+    """
+    result = []
+    for item in seq:
+        if item not in result:
+            result.append(item)
+    return result
+
+
+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.
+    """
+    reversed_d = {}
+    for k, v in d.items():
+        reversed_d[v] = k
+    return reversed_d

Week04/functions_elif_gulseren.py

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+custom_power = lambda x=0, /, e=1: x ** e
+
+def custom_equation(x: int = 0, y: int = 0, /, a: int = 1, b: int = 1, *, c: int = 1) -> float:
+    """
+    Calculates the result of a custom mathematical equation.
+
+    :param x: The first base (positional-only).
+    :param y: The second base (positional-only).
+    :param a: The exponent for the first base (positional-or-keyword).
+    :param b: The exponent for the second base (positional-or-keyword).
+    :param c: The divisor (keyword-only).
+    :return: The result of the equation (x**a + y**b) / c as a float.
+    """
+    if type(x) is not int or type(y) is not int or type(a) is not int or type(b) is not int or type(c) is not int:
+        raise TypeError("All arguments must be integers.")
+
+    return float((x ** a + y ** b) / c)
+
+def fn_w_counter() -> (int, dict[str, int]):
+    if not hasattr(fn_w_counter, "total_calls"):
+        fn_w_counter.total_calls = 0
+        fn_w_counter.caller_dict = {}
+
+    fn_w_counter.total_calls += 1
+
+    caller = __name__ 
+
+    if caller not in fn_w_counter.caller_dict:
+        fn_w_counter.caller_dict[caller] = 0
+    fn_w_counter.caller_dict[caller] += 1
+
+    return fn_w_counter.total_calls, fn_w_counter.caller_dict

Week05/emails_elif_gulseren.py

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+import re
+
+class Emails(list):
+    def __init__(self, emails=None):
+        if emails is None:
+            emails = []
+
+        valid_emails = []
+        for email in emails:
+            if self.validate(email):
+                if email not in valid_emails:
+                    valid_emails.append(email)
+
+        super().__init__(valid_emails)
+
+        self.data = self
+
+    def validate(self, email):
+        if not isinstance(email, str):
+            raise ValueError("Bütün e-posta adresleri metin (string) formatında olmalıdır.")
+
+        pattern = r"^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$"
+        if not re.match(pattern, email):
+            raise ValueError(f"Geçersiz e-posta formatı: {email}")
+
+        return True
+
+    def __repr__(self):
+        return super().__repr__()
+
+    def __str__(self):
+        return super().__str__()