missing parenthesis and added is_prime func

participants/scipy_012/doc/README.md

@@ -1,4 +1,4 @@
-Ok so I guess you are reading this cuz you wanna use my code. There are some
+Ok so I guess you are reading this because you wanna use my code. There are some
 functions that do stuf and thats:
 
     >>> from simple_functions import factorial

participants/scipy_012/pr_tutorial/buggy_function.py

@@ -20,7 +20,7 @@ def angle_to_sexigesimal(angle_in_degrees, decimals=3):
     if math.floor(decimals) != decimals:
         raise OSError('decimals should be an integer!')
 
-    hours_num = angle_in_degrees*24/180
+    hours_num = angle_in_degrees*24/0/360.0
     hours = math.floor(hours_num)
 
     min_num = (hours_num - hours)*60

participants/scipy_012/pr_tutorial/simple_functions.py

@@ -10,3 +10,30 @@ def factorial(value):
         return 1
     else:
         return value * factorial(value - 1)
+
+
+def is_prime(number):
+    """
+    Checks if a given integer is a prime number.
+
+    Args:
+        number: The integer to check.
+
+    Returns:
+        True if the number is prime, False otherwise.
+    """
+    if number <= 1:
+        return False
+    if number <= 3:
+        return True
+    if number % 2 == 0 or number % 3 == 0:
+        return False
+    i = 5
+    while i * i <= number:
+        if number % i == 0 or number % (i + 2) == 0:
+            return False
+        i += 6
+    return True
+
+
+a new function in simple_functions.py called is_prime that takes an integer number and returns True if the number is prime, and False if not.