init

.vscode/launch.json

@@ -0,0 +1,19 @@
+{
+    // 使用 IntelliSense 了解相关属性。 
+    // 悬停以查看现有属性的描述。
+    // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Python: 当前文件",
+            "type": "python",
+            "request": "launch",
+            "program": "${file}",
+            "console": "integratedTerminal",
+            "justMyCode": true,
+            "args": [
+                "${workspaceFolder}/test.md"
+            ]
+        }
+    ]
+}

remove.py

@@ -0,0 +1,45 @@
+# auto remove unuse img
+from pathlib import Path  
+import argparse
+import chardet  
+
+
+if __name__ == "__main__":
+    # get opt
+    parser = argparse.ArgumentParser()
+    parser.add_argument("file", help="specifi the markdown file", type=str)
+    parser.add_argument("-a", "--assets", help="specifi the img dir", type=str)
+    args = parser.parse_args()
+
+    if args.assets:
+        img_dir = Path(args.assets)
+    else:
+        img_dir = Path(args.file).with_suffix('.assets')
+
+    with open(args.file, 'rb') as file:  
+        result = chardet.detect(file.read()) 
+        print("{} encoding is {}, confidence: {}".format(args.file, result['encoding'], result['confidence']))
+    with open(args.file, 'r', encoding=result['encoding']) as file: 
+        content = file.read()
+
+    img_list = list(img_dir.glob('**/*'))  
+    unuse_img_list = []
+    for file_name in img_list:  
+        img_name = Path(file_name).name
+        if img_name not in content:
+            print("img:{}".format(img_name))
+            unuse_img_list.append(file_name)
+    
+    if len(unuse_img_list) == 0:
+        print("not find unuse img file")
+    else:
+        print("find {} unuse img files:".format(len(unuse_img_list)))
+        for file_name in unuse_img_list:
+            print("{}".format(file_name))
+        usr_input = input("would you want to delete them?(y or n):")
+        if usr_input == "y":
+            for file_name in unuse_img_list:
+                print("delete {}".format(file_name))
+                Path(file_name).unlink()
+        else:
+            print("unused img will not remove!")

test.md

@@ -0,0 +1,3 @@
+![萌萌的伊雷娜](./test.assets/萌萌的伊雷娜.jpg)
+
+![写周报了](./test.assets/写周报了.png)