diff --git a/mythril/analysis/modules/exceptions.py b/mythril/analysis/modules/exceptions.py
index f1702abf..384b05ad 100644
--- a/mythril/analysis/modules/exceptions.py
+++ b/mythril/analysis/modules/exceptions.py
@@ -36,7 +36,7 @@ def execute(statespace):
                         "out-of-bounds array access, or assert violations. "
                     )
                     description += (
-                        "Note that explicit `assert()` should only be used to check invariants. " 
+                        "Note that explicit `assert()` should only be used to check invariants. "
                         "Use `require()` for regular input checking. "
                     )
 
diff --git a/mythril/analysis/modules/transaction_order_dependence.py b/mythril/analysis/modules/transaction_order_dependence.py
index 8d98bfdb..790945c6 100644
--- a/mythril/analysis/modules/transaction_order_dependence.py
+++ b/mythril/analysis/modules/transaction_order_dependence.py
@@ -43,7 +43,7 @@ def execute(statespace):
             )
 
             issue.description = (
-                "Possible transaction order dependence vulnerability: The value or " 
+                "Possible transaction order dependence vulnerability: The value or "
                 "direction of the call statement is determined from a tainted storage location"
             )
             issues.append(issue)
diff --git a/mythril/analysis/report.py b/mythril/analysis/report.py
index 91bf7674..ce12c7d2 100644
--- a/mythril/analysis/report.py
+++ b/mythril/analysis/report.py
@@ -5,6 +5,7 @@ from jinja2 import PackageLoader, Environment
 import _pysha3 as sha3
 import hashlib
 
+
 class Issue:
     def __init__(
         self,
@@ -36,7 +37,9 @@ class Issue:
             keccak.update(bytes.fromhex(bytecode))
             self.bytecode_hash = "0x" + keccak.hexdigest()
         except ValueError:
-            logging.debug("Unable to change the bytecode to bytes. Bytecode: {}".format(bytecode))
+            logging.debug(
+                "Unable to change the bytecode to bytes. Bytecode: {}".format(bytecode)
+            )
             self.bytecode_hash = ""
 
     @property
diff --git a/mythril/disassembler/asm.py b/mythril/disassembler/asm.py
index 2f447eb2..6e5f73f9 100644
--- a/mythril/disassembler/asm.py
+++ b/mythril/disassembler/asm.py
@@ -11,6 +11,7 @@ opcodes[254] = ["ASSERT_FAIL", 0, 0, 0]
 
 class EvmInstruction:
     """ Model to hold the information of the disassembly """
+
     def __init__(self, address, op_code, argument=None):
         self.address = address
         self.op_code = op_code
@@ -66,7 +67,7 @@ def is_sequence_match(pattern: list, instruction_list: list, index: int) -> bool
     """
     for index, pattern_slot in enumerate(pattern, start=index):
         try:
-            if not instruction_list[index]['opcode'] in pattern_slot:
+            if not instruction_list[index]["opcode"] in pattern_slot:
                 return False
         except IndexError:
             return False
@@ -95,7 +96,7 @@ def disassemble(bytecode: str) -> list:
 
         match = re.search(regex_PUSH, op_code_name)
         if match:
-            argument_bytes = bytecode[address + 1: address + 1 + int(match.group(1))]
+            argument_bytes = bytecode[address + 1 : address + 1 + int(match.group(1))]
             current_instruction.argument = "0x" + argument_bytes.hex()
             address += int(match.group(1))
 
diff --git a/mythril/version.py b/mythril/version.py
index dbb80403..209f9662 100644
--- a/mythril/version.py
+++ b/mythril/version.py
@@ -1,3 +1,3 @@
 # This file is suitable for sourcing inside POSIX shell, e.g. bash as
 # well as for importing into Python
-VERSION="v0.18.13"  # NOQA
+VERSION = "v0.18.13"  # NOQA
diff --git a/tests/analysis/test_delegatecall.py b/tests/analysis/test_delegatecall.py
index c5669b7c..40816cfb 100644
--- a/tests/analysis/test_delegatecall.py
+++ b/tests/analysis/test_delegatecall.py
@@ -12,6 +12,7 @@ from unittest.mock import MagicMock, patch
 import pytest_mock
 from mythril.disassembler.disassembly import Disassembly
 
+
 def test_concrete_call():
     # arrange
     address = "0x10"