Add docs and new future for time_delta.py

time_delta.py

@@ -1,6 +1,9 @@
-"""Time Delta Solution"""
-
+"""
+Time Delta Calculator
 
+This module provides functionality to calculate the absolute difference 
+in seconds between two timestamps in the format: Day dd Mon yyyy hh:mm:ss +xxxx
+"""
 # -----------------------------------------------------------------------------
 # You are givent two timestams in the format: Day dd Mon yyyy hh:mm:ss +xxxx
 # where +xxxx represents the timezone.
@@ -28,30 +31,85 @@
 # 88200
 # ------------------------------------------------------------------------------
 
-# Imports
+
 import datetime
+from typing import List, Tuple
 
 
-# Complete the time_delta function below.
-def time_delta(t1, t2):
+def parse_timestamp(timestamp: str) -> datetime.datetime:
     """
-    Calculate the time delta between two timestamps in seconds.
+    Parse a timestamp string into a datetime object.
+
+    Args:
+        timestamp: String in the format "Day dd Mon yyyy hh:mm:ss +xxxx"
+
+    Returns:
+        A datetime object with timezone information
     """
-    # Convert the timestamps to datetime objects
-    t1 = datetime.datetime.strptime(t1, "%a %d %b %Y %H:%M:%S %z")
-    t2 = datetime.datetime.strptime(t2, "%a %d %b %Y %H:%M:%S %z")
+    # Define the format string to match the input timestamp format
+    format_str = "%a %d %b %Y %H:%M:%S %z"
+    return datetime.datetime.strptime(timestamp, format_str)
 
-    return t1 - t2
 
+def calculate_time_delta(t1: str, t2: str) -> int:
+    """
+    Calculate the absolute time difference between two timestamps in seconds.
+
+    Args:
+        t1: First timestamp string
+        t2: Second timestamp string
+
+    Returns:
+        Absolute time difference in seconds as an integer
+    """
+    # Parse both timestamps
+    dt1 = parse_timestamp(t1)
+    dt2 = parse_timestamp(t2)
+
+    # Calculate absolute difference and convert to seconds
+    time_difference = abs(dt1 - dt2)
+    return int(time_difference.total_seconds())
 
-if __name__ == "__main__":
-    t = int(input())
 
-    for itr_t in range(t):
-        t1 = input()
+def read_test_cases() -> Tuple[int, List[Tuple[str, str]]]:
+    """
+    Read test cases from standard input.
+
+    Returns:
+        A tuple containing:
+        - Number of test cases
+        - List of timestamp pairs for each test case
+    """
+    try:
+        num_test_cases = int(input().strip())
+        test_cases = []
+
+        for _ in range(num_test_cases):
+            timestamp1 = input().strip()
+            timestamp2 = input().strip()
+            test_cases.append((timestamp1, timestamp2))
+
+        return num_test_cases, test_cases
+    except ValueError as e:
+        raise ValueError("Invalid input format") from e
+
+
+def main() -> None:
+    """
+    Main function to execute the time delta calculation program.
+    """
+    try:
+        num_test_cases, test_cases = read_test_cases()
+
+        for t1, t2 in test_cases:
+            result = calculate_time_delta(t1, t2)
+            print(result)
+
+    except ValueError as e:
+        print(f"Error: {e}")
+    except Exception as e:
+        print(f"Unexpected error: {e}")
 
-        t2 = input()
 
-        delta = time_delta(t1, t2)
-        # print Delta with 1 Decimal Place
-        print(round(delta.total_seconds(), 1))
+if __name__ == "__main__":
+    main()