✨ Finishing 11 new elements

PyconTW/matrix-transpose.py

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+def checkio(matr):
+    """return a transposed matrix"""
+    return map(list, zip(*matr))
+
+
+if __name__ == '__main__':
+    assert checkio([[1, 2],
+                    [1, 2]]) == [[1, 1],
+                                 [2, 2]], 'First'
+    assert checkio([[1, 0, 3, 4, 0],
+                    [2, 0, 4, 5, 6],
+                    [3, 4, 9, 0, 6]]) == [[1, 2, 3],
+                                          [0, 0, 4],
+                                          [3, 4, 9],
+                                          [4, 5, 0],
+                                          [0, 6, 6]], 'Second'
+    print('All ok')

PyconTW/simple_hashlib.py

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+import hashlib
+
+
+def checkio(hashed_string, algorithm):
+    m = hashlib.new(algorithm)
+    m.update(hashed_string.encode('utf-8'))
+    return m.hexdigest()
+
+
+if __name__ == '__main__':
+    # These "asserts" using only for self-checking and not necessary for auto-testing
+    assert checkio('welcome', 'md5') == '40be4e59b9a2a2b5dffb918c0e86b3d7'
+    assert checkio('happy spam', 'sha224') == '6e9dc3e01d57f1598c2b40ce59fc3527e698c77b15d0840ae96a8b5e'

PyconTW/weekend-counter.py

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+from datetime import date, timedelta
+
+
+def checkio(from_date: date, to_date: date) -> int:
+    """
+        Count the days of rest
+    """
+    plus_a_day = timedelta(days=1)
+    count = 0
+    while from_date != to_date:
+        if from_date.weekday() == 5 or from_date.weekday() == 6:
+            count += 1
+        from_date += plus_a_day
+    count += 1 if to_date.weekday() == 5 or to_date.weekday() == 6 else 0
+    return count
+
+
+# These "asserts" using only for self-checking and not necessary for auto-testing
+if __name__ == '__main__':
+    assert checkio(date(2013, 9, 18), date(2013, 9, 23)) == 2, "1st example"
+    assert checkio(date(2013, 1, 1), date(2013, 2, 1)) == 8, "2nd example"
+    assert checkio(date(2013, 2, 2), date(2013, 2, 3)) == 2, "3rd example"