diff --git a/pyopencl/array.py b/pyopencl/array.py
index 1c48ad276..67749da82 100644
--- a/pyopencl/array.py
+++ b/pyopencl/array.py
@@ -1935,7 +1935,7 @@ def reshape(self, *shape, **kwargs):
         # {{{ determine reshaped strides
 
         # copied and translated from
-        # https://github.com/numpy/numpy/blob/4083883228d61a3b571dec640185b5a5d983bf59/numpy/core/src/multiarray/shape.c  # noqa: E501
+        # https://github.com/numpy/numpy/blob/4083883228d61a3b571dec640185b5a5d983bf59/numpy/core/src/multiarray/shape.c
 
         newdims = shape
         newnd = len(newdims)
diff --git a/pyopencl/cache.py b/pyopencl/cache.py
index f343347a1..4e45e75f9 100644
--- a/pyopencl/cache.py
+++ b/pyopencl/cache.py
@@ -204,7 +204,6 @@ def _inner(src: bytes):
         for match in C_INCLUDE_RE.finditer(src):
             included = match.group(1)
 
-            found = False
             for ipath in include_path:
                 included_file_name = realpath(join(ipath, included.decode()))
 
@@ -232,12 +231,8 @@ def _inner(src: bytes):
                             checksum.hexdigest(),
                             )
 
-                    found = True
                     break  # stop searching the include path
 
-            if not found:
-                pass
-
     _inner(src)
 
     result_list = [
diff --git a/pyopencl/tools.py b/pyopencl/tools.py
index efe931502..c843194bc 100644
--- a/pyopencl/tools.py
+++ b/pyopencl/tools.py
@@ -562,13 +562,9 @@ def first_arg_dependent_memoize_nested(
     frame = currentframe()
     cache_context = None
     if frame:
-        try:
-            caller_frame = frame.f_back
-            if caller_frame:
-                cache_context = caller_frame.f_globals[caller_frame.f_code.co_name]
-        finally:
-            # del caller_frame
-            pass
+        caller_frame = frame.f_back
+        if caller_frame:
+            cache_context = caller_frame.f_globals[caller_frame.f_code.co_name]
 
     cache_dict: dict[Hashable, dict[Hashable, RetT]]
     try: