Merge pull request #188 from KOSASIH/deepsource-transform-d4f01fe0

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_blockchain.py

@@ -1,6 +1,8 @@
 import unittest
+
 from blockchain import Blockchain
 
+
 class TestBlockchain(unittest.TestCase):
     def setUp(self):
         self.blockchain = Blockchain()
@@ -10,16 +12,20 @@ def test_create_genesis_block(self):
         self.assertEqual(self.blockchain.chain[0].previous_hash, "0" * 64)
         self.assertEqual(self.blockchain.chain[0].data, "Genesis Block")
         self.assertEqual(self.blockchain.chain[0].timestamp, 1234567890)
-        self.assertEqual(self.blockchain.chain[0].hash, "hash_value")  # Replace with actual hash value
+        # Replace with actual hash value
+        self.assertEqual(self.blockchain.chain[0].hash, "hash_value")
 
     def test_add_block(self):
         self.blockchain.add_block("data")
         self.assertEqual(len(self.blockchain.chain), 2)
         self.assertEqual(self.blockchain.chain[1].index, 1)
-        self.assertEqual(self.blockchain.chain[1].previous_hash, self.blockchain.chain[0].hash)
+        self.assertEqual(
+            self.blockchain.chain[1].previous_hash, self.blockchain.chain[0].hash
+        )
         self.assertEqual(self.blockchain.chain[1].data, "data")
         self.assertEqual(self.blockchain.chain[1].timestamp, 1234567891)
-        self.assertEqual(self.blockchain.chain[1].hash, "hash_value")  # Replace with actual hash value
+        # Replace with actual hash value
+        self.assertEqual(self.blockchain.chain[1].hash, "hash_value")
 
     def test_is_valid(self):
         self.assertTrue(self.blockchain.is_valid())