From 2a066be8927c99f1ae9bff3ce83b64f153425d5e Mon Sep 17 00:00:00 2001
From: lxcxjxhx <lxcxjxhx@users.noreply.github.com>
Date: Wed, 29 Jul 2026 21:58:39 +0800
Subject: [PATCH] fix: replace bare except with except Exception

Bare except clauses catch all exceptions including SystemExit and
KeyboardInterrupt. Replace with except Exception in image validation
functions (tfcv.py, pytorchcv.py) for ConvNets and TransferLearning.
---
 lessons/4-ComputerVision/07-ConvNets/pytorchcv.py         | 2 +-
 lessons/4-ComputerVision/07-ConvNets/tfcv.py              | 2 +-
 lessons/4-ComputerVision/08-TransferLearning/pytorchcv.py | 2 +-
 lessons/4-ComputerVision/08-TransferLearning/tfcv.py      | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lessons/4-ComputerVision/07-ConvNets/pytorchcv.py b/lessons/4-ComputerVision/07-ConvNets/pytorchcv.py
index 19ff1c5c..ecde1e45 100644
--- a/lessons/4-ComputerVision/07-ConvNets/pytorchcv.py
+++ b/lessons/4-ComputerVision/07-ConvNets/pytorchcv.py
@@ -134,7 +134,7 @@ def check_image(fn):
         im = Image.open(fn)
         im.verify()
         return True
-    except:
+    except Exception:
         return False
     
 def check_image_dir(path):
diff --git a/lessons/4-ComputerVision/07-ConvNets/tfcv.py b/lessons/4-ComputerVision/07-ConvNets/tfcv.py
index c5aff501..43ca99df 100644
--- a/lessons/4-ComputerVision/07-ConvNets/tfcv.py
+++ b/lessons/4-ComputerVision/07-ConvNets/tfcv.py
@@ -48,7 +48,7 @@ def check_image(fn):
         im = Image.open(fn)
         im.verify()
         return im.format=='JPEG'
-    except:
+    except Exception:
         return False
     
 def check_image_dir(path):
diff --git a/lessons/4-ComputerVision/08-TransferLearning/pytorchcv.py b/lessons/4-ComputerVision/08-TransferLearning/pytorchcv.py
index 19ff1c5c..ecde1e45 100644
--- a/lessons/4-ComputerVision/08-TransferLearning/pytorchcv.py
+++ b/lessons/4-ComputerVision/08-TransferLearning/pytorchcv.py
@@ -134,7 +134,7 @@ def check_image(fn):
         im = Image.open(fn)
         im.verify()
         return True
-    except:
+    except Exception:
         return False
     
 def check_image_dir(path):
diff --git a/lessons/4-ComputerVision/08-TransferLearning/tfcv.py b/lessons/4-ComputerVision/08-TransferLearning/tfcv.py
index c5aff501..43ca99df 100644
--- a/lessons/4-ComputerVision/08-TransferLearning/tfcv.py
+++ b/lessons/4-ComputerVision/08-TransferLearning/tfcv.py
@@ -48,7 +48,7 @@ def check_image(fn):
         im = Image.open(fn)
         im.verify()
         return im.format=='JPEG'
-    except:
+    except Exception:
         return False
     
 def check_image_dir(path):