Merge pull request #187 from KOSASIH/deepsource-transform-68e35612

style: format code with Autopep8, Black, ClangFormat, dotnet-format, Go fmt, Gofumpt, Google Java Format, isort, Ktlint, PHP CS Fixer, Prettier, RuboCop, Ruff Formatter, Rustfmt, Scalafmt, StandardJS, StandardRB, swift-format and Yapf

tests/test_block.py

@@ -1,18 +1,22 @@
 import unittest
+
 from block import Block
 
+
 class TestBlock(unittest.TestCase):
     def test_create_block(self):
         block = Block(1, "previous_hash", "data", 1234567890)
         self.assertEqual(block.index, 1)
         self.assertEqual(block.previous_hash, "previous_hash")
         self.assertEqual(block.data, "data")
         self.assertEqual(block.timestamp, 1234567890)
-        self.assertEqual(block.hash, "hash_value")  # Replace with actual hash value
+        # Replace with actual hash value
+        self.assertEqual(block.hash, "hash_value")
 
     def test_calculate_hash(self):
         block = Block(1, "previous_hash", "data", 1234567890)
-        self.assertEqual(block.calculate_hash(), "hash_value")  # Replace with actual hash value
+        # Replace with actual hash value
+        self.assertEqual(block.calculate_hash(), "hash_value")
 
     def test_is_valid(self):
         block = Block(1, "previous_hash", "data", 1234567890)