Fix `unzip_file()` to directory issue (#6666)

Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/en/integrations/clearml.md

@@ -171,8 +171,8 @@ This setup is applicable to cloud VMs, local GPUs, or laptops. ClearML Autoscale
 
 ClearML's user-friendly interface allows easy cloning, editing, and enqueuing of tasks. Users can clone an existing experiment, adjust parameters or other details through the UI, and enqueue the task for execution. This streamlined process ensures that the ClearML Agent executing the task uses updated configurations, making it ideal for iterative experimentation and model fine-tuning.
 
-<p align="center">
-  <img width="640" src="https://clear.ml/docs/latest/assets/images/integrations_yolov5-2483adea91df4d41bfdf1a37d28864d4.gif" alt="Cloning, Editing, and Enqueuing with ClearML">
+<p align="center"><br>
+  <img width="100%" src="https://clear.ml/docs/latest/assets/images/integrations_yolov5-2483adea91df4d41bfdf1a37d28864d4.gif" alt="Cloning, Editing, and Enqueuing with ClearML">
 </p>
 
 ## Summary

ultralytics/utils/checks.py

@@ -196,11 +196,13 @@ def check_version(current: str = '0.0.0',
     if not required:  # if required is '' or None
         return True
 
+    op = ''
+    version = ''
     result = True
     c = parse_version(current)  # '1.2.3' -> (1, 2, 3)
     for r in required.strip(',').split(','):
-        op, v = re.match(r'([^0-9]*)([\d.]+)', r).groups()  # split '>=22.04' -> ('>=', '22.04')
-        v = parse_version(v)  # '1.2.3' -> (1, 2, 3)
+        op, version = re.match(r'([^0-9]*)([\d.]+)', r).groups()  # split '>=22.04' -> ('>=', '22.04')
+        v = parse_version(version)  # '1.2.3' -> (1, 2, 3)
         if op == '==' and c != v:
             result = False
         elif op == '!=' and c == v:
@@ -214,12 +216,11 @@ def check_version(current: str = '0.0.0',
         elif op == '<' and not (c < v):
             result = False
     if not result:
-        warning_message = \
-            f'WARNING ⚠️ {name}{op}{required} is required, but {name}=={current} is currently installed {msg}'
+        warning = f'WARNING ⚠️ {name}{op}{version} is required, but {name}=={current} is currently installed {msg}'
         if hard:
-            raise ModuleNotFoundError(emojis(warning_message))  # assert version requirements met
+            raise ModuleNotFoundError(emojis(warning))  # assert version requirements met
         if verbose:
-            LOGGER.warning(warning_message)
+            LOGGER.warning(warning)
     return result
 
 

ultralytics/utils/downloads.py

@@ -161,9 +161,11 @@ def unzip_file(file, path=None, exclude=('.DS_Store', '__MACOSX'), exist_ok=Fals
         files = [f for f in zipObj.namelist() if all(x not in f for x in exclude)]
         top_level_dirs = {Path(f).parts[0] for f in files}
 
-        if len(top_level_dirs) > 1 or not files[0].endswith('/'):  # zip has multiple files at top level
+        if len(top_level_dirs) > 1 or (len(files) > 1 and not files[0].endswith('/')):
+            # Zip has multiple files at top level
             path = extract_path = Path(path) / Path(file).stem  # i.e. ../datasets/coco8
-        else:  # zip has 1 top-level directory
+        else:
+            # Zip has 1 top-level directory
             extract_path = path  # i.e. ../datasets
             path = Path(path) / list(top_level_dirs)[0]  # i.e. ../datasets/coco8
 
@@ -338,11 +340,11 @@ def safe_download(url,
     if unzip and f.exists() and f.suffix in ('', '.zip', '.tar', '.gz'):
         from zipfile import is_zipfile
 
-        unzip_dir = dir or f.parent  # unzip to dir if provided else unzip in place
+        unzip_dir = (dir or f.parent).resolve()  # unzip to dir if provided else unzip in place
         if is_zipfile(f):
             unzip_dir = unzip_file(file=f, path=unzip_dir, progress=progress)  # unzip
         elif f.suffix in ('.tar', '.gz'):
-            LOGGER.info(f'Unzipping {f} to {unzip_dir.resolve()}...')
+            LOGGER.info(f'Unzipping {f} to {unzip_dir}...')
             subprocess.run(['tar', 'xf' if f.suffix == '.tar' else 'xfz', f, '--directory', unzip_dir], check=True)
         if delete:
             f.unlink()  # remove zip