Apply ruff/pycodestyle rule E722

E722 Do not use bare `except`

Author: DimitriPapadopoulos

src/cffi/backend_ctypes.py

@@ -866,7 +866,7 @@ def callback(*args):
                     try:
                         res2 = init(*args2)
                         res2 = BResult._to_ctypes(res2)
-                    except:
+                    except Exception:
                         traceback.print_exc()
                         res2 = error
                     if issubclass(BResult, CTypesGenericPtr):

testing/cffi0/test_verify.py

@@ -2106,7 +2106,7 @@ def _run_in_multiple_threads(test1):
     def wrapper(lock):
         try:
             test1()
-        except:
+        except Exception:
             errors.append(sys.exc_info())
         lock.release()
     locks = []

testing/cffi1/test_verify1.py

@@ -2071,7 +2071,7 @@ def _run_in_multiple_threads(test1):
     def wrapper(lock):
         try:
             test1()
-        except:
+        except Exception:
             errors.append(sys.exc_info())
         lock.release()
     locks = []

testing/udir.py

@@ -97,9 +97,7 @@ def try_remove_lockfile():
                     pass   # assume that it means that there is no 'lf'
                 try:
                     path.remove(rec=1)
-                except KeyboardInterrupt:
-                    raise
-                except: # this might be py.error.Error, WindowsError ...
+                except Exception: # this might be py.error.Error, OSError ...
                     pass
 
     # make link...