Delinting

src/ocrmypdf/_exec/pngquant.py

@@ -9,10 +9,8 @@
 
 from contextlib import contextmanager
 from io import BytesIO
-from os import fspath
 from pathlib import Path
 from subprocess import PIPE
-from tempfile import NamedTemporaryFile
 
 from PIL import Image
 

src/ocrmypdf/_jobcontext.py

@@ -10,7 +10,6 @@ import shutil
 import sys
 from argparse import Namespace
 from copy import copy
-from io import IOBase
 from pathlib import Path
 from typing import Iterator
 

src/ocrmypdf/_plugin_manager.py

@@ -10,9 +10,8 @@ import importlib
 import importlib.util
 import pkgutil
 import sys
-from functools import partial
 from pathlib import Path
-from typing import Callable, List, Tuple, Union
+from typing import List, Tuple, Union
 
 import pluggy
 
@@ -32,7 +31,11 @@ class OcrmypdfPluginManager(pluggy.PluginManager):
     """
 
     def __init__(
-        self, *args, plugins: List[Union[str, Path]], builtins: bool = True, **kwargs,
+        self,
+        *args,
+        plugins: List[Union[str, Path]],
+        builtins: bool = True,
+        **kwargs,
     ):
         self.__init_args = args
         self.__init_kwargs = kwargs
@@ -88,7 +91,9 @@ class OcrmypdfPluginManager(pluggy.PluginManager):
 
 def get_plugin_manager(plugins: List[Union[str, Path]], builtins=True):
     pm = OcrmypdfPluginManager(
-        project_name='ocrmypdf', plugins=plugins, builtins=builtins,
+        project_name='ocrmypdf',
+        plugins=plugins,
+        builtins=builtins,
     )
     return pm
 

src/ocrmypdf/helpers.py

@@ -17,7 +17,7 @@ from functools import wraps
 from io import StringIO
 from math import isclose
 from pathlib import Path
-from typing import Any, Sequence, TypeVar
+from typing import Any, Sequence
 
 import pikepdf
 

src/ocrmypdf/hocrtransform.py

@@ -31,7 +31,6 @@
 import argparse
 import os
 import re
-from collections import namedtuple
 from itertools import chain
 from math import atan, cos, sin
 from pathlib import Path
@@ -45,7 +44,7 @@ from reportlab.pdfgen.canvas import Canvas
 Element = ElementTree.Element
 
 
-class Rect(NamedTuple):
+class Rect(NamedTuple):  # pylint: disable=inherit-non-class
     """A rectangle for managing PDF coordinates."""
 
     x1: Any

src/ocrmypdf/leptonica.py

@@ -13,7 +13,6 @@
 import argparse
 import logging
 import os
-import platform
 import sys
 import threading
 import warnings

src/ocrmypdf/optimize.py

@@ -10,11 +10,9 @@ import sys
 import tempfile
 from collections import defaultdict
 from functools import partial
-from io import BytesIO
 from os import fspath
 from pathlib import Path
 from typing import (
-    Any,
     Callable,
     Dict,
     Iterator,
@@ -49,7 +47,7 @@ DEFAULT_PNG_QUALITY = 70
 Xref = NewType('Xref', int)
 
 
-class XrefExt(NamedTuple):
+class XrefExt(NamedTuple):  # pylint: disable=inherit-non-class
     xref: Xref
     ext: str
 
@@ -212,7 +210,10 @@ def extract_image_generic(
 
 
 def extract_images(
-    pike: Pdf, root: Path, options, extract_fn: Callable[..., Optional[XrefExt]],
+    pike: Pdf,
+    root: Path,
+    options,
+    extract_fn: Callable[..., Optional[XrefExt]],
 ) -> Iterator[Tuple[int, XrefExt]]:
     """Extract image using extract_fn
 
@@ -564,10 +565,10 @@ def rewrite_png(pike: Pdf, im_obj: Object, compdata) -> None:  # pragma: no cove
         # ncolors == 0 means we are using a colorspace without a palette
         if compdata.spp == 1:
             cs = Name.DeviceGray
-        elif compdata.spp == 3:
-            cs = Name.DeviceRGB
         elif compdata.spp == 4:
             cs = Name.DeviceCMYK
+        else:  # spp == 3
+            cs = Name.DeviceRGB
     im_obj.ColorSpace = cs
     im_obj.write(compdata.read(), filter=Name.FlateDecode, decode_parms=dparms)
 

src/ocrmypdf/pdfinfo/info.py

@@ -15,7 +15,7 @@ from functools import partial
 from math import hypot, isclose
 from os import PathLike
 from pathlib import Path
-from typing import Any, Container, Dict, Iterator, List, Optional, Tuple, Union
+from typing import Container, Iterator, Optional, Tuple, Union
 from warnings import warn
 
 import pikepdf