diff --git a/.gitignore b/.gitignore
index a063f2f..d87a43a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,5 +5,6 @@ lyrics.txt
 input
 
 __pycache__/
+.mypy_cache/
 .vscode/
 .idea/
diff --git a/.id3tag_helper.py b/.id3tag_helper.py
index 69cc7a7..ef5659b 100755
--- a/.id3tag_helper.py
+++ b/.id3tag_helper.py
@@ -16,9 +16,9 @@ from typing import Optional, Any
 import re
 
 import requests
-from bs4 import BeautifulSoup
+from bs4 import BeautifulSoup  # type: ignore
 
-from mutagen.id3 import ID3
+from mutagen.id3 import ID3  # type: ignore
 from mutagen.id3 import TPE1, TIT2, TALB
 from mutagen.id3 import TYER, TRCK
 from mutagen.id3 import USLT, APIC
@@ -31,8 +31,6 @@ USERAGENT = (
 
 LYRICS_ROW = '.main-page>.row>.col-xs-12'
 
-EDITMSG = 'edit'
-
 safename_re = re.compile(
     r'[^A-Za-z0-9А-ЯЁа-яё \'".,()\[\]&!#$@_~=*+-]'
 )
@@ -53,6 +51,18 @@ class ParseResult(TypedDict):
     cover_mime: Optional[str]
 
 
+class ParseError(Exception):
+
+    EDIT = 'edit'
+
+    def __init__(self, parsing_obj: str) -> None:
+
+        super().__init__(
+            f'Unable to parse {parsing_obj}'
+        )
+        self.parsing_obj = parsing_obj
+
+
 parsed = ParseResult(
     title='', artist='',
     album='', year=0,
@@ -63,16 +73,6 @@ parsed = ParseResult(
 )
 
 
-class ParseError(Exception):
-
-    def __init__(self, parsing_obj: str) -> None:
-
-        super().__init__(
-            f'Unable to parse {parsing_obj}'
-        )
-        self.parsing_obj = parsing_obj
-
-
 def main() -> None:
 
     global parsed
@@ -108,9 +108,11 @@ def main() -> None:
 
             print(err)
 
+            # pylint: disable=no-member
             if isinstance(err, ParseError) \
-            and err.parsing_obj == EDITMSG:
+                    and err.parsing_obj == ParseError.EDIT:
                 pass
+            # pylint: enable=no-member
 
             else:
                 print(
@@ -121,10 +123,10 @@ def main() -> None:
 
             manual_info_input(False)
 
-    #print(parsed)
-    tagmp3(file, parsed, copy)
+    tagmp3(file, copy)
 
 
+# pylint: disable=redefined-builtin
 def input(msg: str = '', def_: Any = '') -> str:
 
     subprocess.call(
@@ -143,6 +145,7 @@ def input(msg: str = '', def_: Any = '') -> str:
                 .removesuffix('\r')
     except Exception:
         return def_
+# pylint: enable=redefined-builtin
 
 
 def input_num(msg: str, def_: int = 0) -> int:
@@ -189,10 +192,10 @@ def conv_title(file: str) -> str:
 def search_azurl(title: str) -> str:
 
     print('Searching...')
-    
+
     page = session.get(
         'https://searx.dc09.ru/search',
-        params={
+        params={  # type: ignore
             'q': f'{title} site:azlyrics.com',
             'language': 'ru-RU',
             'safesearch': 0,
@@ -207,7 +210,7 @@ def search_azurl(title: str) -> str:
 
     if link is None:
         raise ParseError('song URL')
-    
+
     return str(link.get('href'))
 
 
@@ -219,7 +222,7 @@ def parse_azlyrics(link: str) -> None:
 
     page = session.get(link)
     soup = BeautifulSoup(page.text, 'html.parser')
-    
+
     lyrics = soup.select_one(
         f'{LYRICS_ROW}>div'
         ':not(.div-share)'
@@ -262,7 +265,7 @@ def parse_azlyrics(link: str) -> None:
     )
     if album_re is None:
         raise ParseError('album name')
-    
+
     parsed['album'] = album_re[1]
     parsed['year'] = int(album_re[2])
 
@@ -279,7 +282,7 @@ def parse_azlyrics(link: str) -> None:
         parsed['cover_mime'] = req.headers.get(
             'Content-Type', 'image/jpeg'
         )
-    
+
     tracklist_elem = soup.select_one('.songlist-panel')
     if tracklist_elem is not None:
 
@@ -305,7 +308,7 @@ def parse_azlyrics(link: str) -> None:
                 if current_url[0] in track_href:
                     parsed['track_no'] = (i + 1)
                     break
-    
+
     print('Succesfully parsed')
     print('Title:', parsed['title'])
     print('Artist:', parsed['artist'])
@@ -314,9 +317,9 @@ def parse_azlyrics(link: str) -> None:
     print('Correct something?')
 
     if input('[y/N] ').lower == 'y':
-        raise ParseError('edit')
-    else:
-        print()
+        raise ParseError(ParseError.EDIT)
+
+    print()
 
 
 def manual_info_input(overwrite_lyrics: bool = True) -> None:
@@ -378,18 +381,19 @@ def manual_info_input(overwrite_lyrics: bool = True) -> None:
             )
         except Exception as err:
             logging.exception(err)
-    
+
     print()
 
 
 def tagmp3(
         file: str,
-        parsed: ParseResult,
         copy: bool) -> None:
 
+    global parsed
+
     oldpath = Path(file)
     newpath = oldpath
-    
+
     if copy:
 
         newdir = (
@@ -414,7 +418,7 @@ def tagmp3(
             cover = newdir / f'cover{ext}'
             with cover.open('wb') as f:
                 f.write(parsed['cover'])
-    
+
     id3 = ID3(str(newpath))
     id3['TPE1'] = TPE1(text=parsed['artist'])
     id3['TIT2'] = TIT2(text=parsed['title'])
diff --git a/Makefile b/Makefile
index a70a933..200af63 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,6 @@
 clean:
 	rm -rf __pycache__/
+	rm -rf .mypy_cache/
 	rm -f lyrics.txt input
 
 run:
@@ -15,8 +16,8 @@ tags:
 	./id3tag.sh
 
 pyformat:
-	python3 -m autopep8 --in-place ./*.py
+	python3 -m autopep8 --in-place .*.py
 
 pycheck:
-	python3 -m mypy ./*.py
-	python3 -m pylint -j $(nproc) ./*.py
+	python3 -m mypy .*.py
+	python3 -m pylint -j4 .*.py
diff --git a/pylintrc b/pylintrc
new file mode 100644
index 0000000..9aea9fd
--- /dev/null
+++ b/pylintrc
@@ -0,0 +1,191 @@
+[MAIN]
+analyse-fallback-blocks=no
+extension-pkg-allow-list=
+extension-pkg-whitelist=
+fail-on=
+fail-under=10
+ignore=CVS
+ignore-paths=
+ignore-patterns=^\.#
+ignored-modules=
+jobs=4
+limit-inference-results=100
+load-plugins=
+persistent=yes
+py-version=3.10
+recursive=no
+suggestion-mode=yes
+unsafe-load-any-extension=no
+
+[REPORTS]
+evaluation=max(0, 0 if fatal else 10.0 - ((float(5 * error + warning + refactor + convention) / statement) * 10))
+msg-template=
+reports=no
+score=yes
+
+[MESSAGES CONTROL]
+confidence=HIGH,
+           CONTROL_FLOW,
+           INFERENCE,
+           INFERENCE_FAILURE,
+           UNDEFINED
+disable=raw-checker-failed,
+        bad-inline-option,
+        locally-disabled,
+        file-ignored,
+        suppressed-message,
+        useless-suppression,
+        deprecated-pragma,
+        use-symbolic-message-instead,
+        too-many-branches,
+        too-many-statements,
+        too-many-locals,
+        broad-except,
+        global-variable-not-assigned
+enable=c-extension-no-member
+
+[SIMILARITIES]
+ignore-comments=yes
+ignore-docstrings=yes
+ignore-imports=yes
+ignore-signatures=yes
+min-similarity-lines=4
+
+[MISCELLANEOUS]
+notes=FIXME,
+      XXX,
+      TODO
+notes-rgx=
+
+[DESIGN]
+exclude-too-few-public-methods=
+ignored-parents=
+max-args=5
+max-attributes=7
+max-bool-expr=5
+max-branches=12
+max-locals=15
+max-parents=7
+max-public-methods=20
+max-returns=6
+max-statements=50
+min-public-methods=2
+
+[STRING]
+check-quote-consistency=no
+check-str-concat-over-line-jumps=no
+
+[CLASSES]
+check-protected-access-in-special-methods=no
+defining-attr-methods=__init__,
+                      __new__,
+                      setUp,
+                      __post_init__
+exclude-protected=_asdict,
+                  _fields,
+                  _replace,
+                  _source,
+                  _make
+valid-classmethod-first-arg=cls
+valid-metaclass-classmethod-first-arg=cls
+
+[FORMAT]
+expected-line-ending-format=
+ignore-long-lines=^\s*(# )?<?https?://\S+>?$
+indent-after-paren=4
+indent-string='    '
+max-line-length=100
+max-module-lines=1000
+single-line-class-stmt=no
+single-line-if-stmt=no
+
+[IMPORTS]
+allow-any-import-level=
+allow-wildcard-with-all=no
+deprecated-modules=
+ext-import-graph=
+import-graph=
+int-import-graph=
+known-standard-library=
+known-third-party=enchant
+preferred-modules=
+
+[VARIABLES]
+additional-builtins=
+allow-global-unused-variables=yes
+allowed-redefined-builtins=
+callbacks=cb_,
+          _cb
+dummy-variables-rgx=_+$|(_[a-zA-Z0-9_]*[a-zA-Z0-9]+?$)|dummy|^ignored_|^unused_
+ignored-argument-names=_.*|^ignored_|^unused_
+init-import=no
+redefining-builtins-modules=six.moves,past.builtins,future.builtins,builtins,io
+
+[LOGGING]
+logging-format-style=old
+logging-modules=logging
+
+[EXCEPTIONS]
+overgeneral-exceptions=BaseException,
+                       Exception
+
+[BASIC]
+argument-naming-style=snake_case
+attr-naming-style=snake_case
+bad-names=foo,
+          bar,
+          baz,
+          toto,
+          tutu,
+          tata
+bad-names-rgxs=
+class-attribute-naming-style=any
+class-const-naming-style=UPPER_CASE
+class-naming-style=PascalCase
+const-naming-style=any
+docstring-min-length=-1
+function-naming-style=snake_case
+good-names=i,
+           j,
+           k,
+           f,
+           ex,
+           Run,
+           _
+good-names-rgxs=
+include-naming-hint=no
+inlinevar-naming-style=any
+method-naming-style=snake_case
+module-naming-style=snake_case
+name-group=
+no-docstring-rgx=^_
+property-classes=abc.abstractproperty
+variable-naming-style=snake_case
+
+[SPELLING]
+max-spelling-suggestions=4
+spelling-dict=
+spelling-ignore-comment-directives=fmt: on,fmt: off,noqa:,noqa,nosec,isort:skip,mypy:
+spelling-ignore-words=
+spelling-private-dict-file=
+spelling-store-unknown-words=no
+
+[TYPECHECK]
+contextmanager-decorators=contextlib.contextmanager
+generated-members=
+ignore-none=yes
+ignore-on-opaque-inference=yes
+ignored-checks-for-mixins=no-member,
+                          not-async-context-manager,
+                          not-context-manager,
+                          attribute-defined-outside-init
+ignored-classes=optparse.Values,thread._local,_thread._local,argparse.Namespace
+missing-member-hint=yes
+missing-member-hint-distance=1
+missing-member-max-choices=1
+mixin-class-rgx=.*[Mm]ixin
+signature-mutators=
+
+[REFACTORING]
+max-nested-blocks=5
+never-returning-functions=sys.exit,argparse.parse_error