Fix flake8 warnings and ignore VNE001 for Python samples (#18204)

* Ignore VNE001 for Python samples

* Add explanation

* Fix flake8 on wheel setup.py

* Fix onnx test reporting VNE001

samples/python/setup.cfg

@@ -3,9 +3,10 @@
 # D100 - Missing docstring in public module
 # D101 - Missing docstring in public class
 # D103 - Missing docstring in public function
+# VNE001 - Single letter variable names are not allowed
 filename = *.py
 max-line-length = 160
-ignore = E203,D100,D101,D103
+ignore = E203,D100,D101,D103,VNE001
 max-parameters-amount = 8
 show_source = True
 docstring-convention = google

src/bindings/python/tests/test_onnx/test_ops_reshape.py

@@ -412,7 +412,7 @@ def test_split_1d():
 
 
 def test_depth_to_space():
-    b, c, h, w = shape = (2, 8, 3, 3)
+    b, c, h, w = shape = (2, 8, 3, 3)  # noqa: VNE001
     blocksize = 2
     data = np.random.random_sample(shape).astype(np.float32)
     tmp = np.reshape(data, [b, blocksize, blocksize, c // (blocksize ** 2), h, w])

src/bindings/python/wheel/setup.py

@@ -220,7 +220,7 @@ class CustomBuild(build):
         ("cmake-args=", None, "Additional options to be passed to CMake."),
         ("python-extensions-only", None, "Install Python extensions without C++ libraries."),
     ]
-    boolean_options = build.boolean_options + ['python-extensions-only']
+    boolean_options = build.boolean_options + ["python-extensions-only"]
 
     def initialize_options(self):
         """Set default values for all the options that this command supports."""
@@ -436,7 +436,7 @@ class CopyExt(build_ext):
     user_options = [
         ("skip-rpath", None, "Skips RPATH for Python extensions."),
     ]
-    boolean_options = ['skip_rpath']
+    boolean_options = ["skip_rpath"]
 
     def initialize_options(self):
         """Set default values for all the options that this command supports."""