diff --git a/coverage-tool/coverage-reporting/intermediate_layer.py b/coverage-tool/coverage-reporting/intermediate_layer.py
index 5d25a7b189ed911fe9f64232f695d63086c11a84..2cb1a8143c97a148ea191863cd8e2498572e5d63 100644
--- a/coverage-tool/coverage-reporting/intermediate_layer.py
+++ b/coverage-tool/coverage-reporting/intermediate_layer.py
@@ -28,7 +28,6 @@ from typing import List
 from typing import Generator
 from typing import Union
 from typing import Tuple
-from functools import cached_property
 import logging
 
 __version__ = "7.0"
@@ -431,7 +430,7 @@ class BinaryParser(object):
         def get(asm_code: str) -> Generator['BinaryParser.AssemblyLine',
                                             None, None]:
             """
-            Static method generator to extract an assembly code line from a
+            Static method generator to extract an assembly code line from an
             assembly code block.
 
             :param asm_code: Lines of assembly code within the dump
@@ -530,7 +529,7 @@ class CoverageHandler(object):
         self._source_files.setdefault(source_code_block.source_file,
                                       {"functions": {}, "lines": {}})
         # Add a line coverage block (if not existent) from a source block
-        # using the source code line number as key and link it to the source
+        # using the source code line number as a key and link it to the source
         # file coverage block
         self._source_files[source_code_block.source_file]["lines"].setdefault(
             source_code_block.line_number, {"covered": False, "elf_index": {}})
@@ -607,7 +606,6 @@ class IntermediateCodeCoverage(object):
         self.asm_lines = {}
         # Initialize for unknown elf files
         self.elf_custom = ELF_MAP["custom_offset"]
-        sources_config = {}
         print("Generating intermediate json layer '{}'...".format(
             self.config['parameters']['output_file']))
         for elf in self.elfs:
@@ -695,7 +693,7 @@ class IntermediateCodeCoverage(object):
 
     def _process_fn_no_sources(self, parser: BinaryParser):
         """
-        Checks function coverage for functions with no dwarf signature i.e
+        Checks function coverage for functions with no dwarf signature i.e.
          sources.
 
         :param parser: Binary parser that contains objects needed