Fix a bug when running batch_img --update in a venv (#43)

* Fix a bug when running 'batch_img --update' in a venv

* Minor

Author: john-liu2

README.md

@@ -66,7 +66,7 @@ uv pip install --upgrade batch_img
 
 ```
 ✗ batch_img --version
-0.3.6
+0.3.7
 
 
 ✗ batch_img auto ~/Documents

batch_img/common.py

@@ -7,6 +7,7 @@
 import itertools
 import json
 import subprocess
+import sys
 import tomllib
 from base64 import b64encode
 from concurrent.futures import ThreadPoolExecutor, as_completed
@@ -135,6 +136,9 @@ def update_package(pkg_name: str) -> str:
             return msg
         log.info(f"🔄 Updating {pkg_name} ...")
         cmd = f"uv pip install --upgrade {pkg_name}"
+        if sys.prefix != sys.base_prefix:
+            # inside a venv or virtualenv
+            cmd = f"pip install --upgrade {pkg_name}"
         try:
             Common.run_cmd(cmd)
             msg = "✅ Update completed."

pyproject.toml

@@ -4,7 +4,7 @@ requires = ["setuptools>=80.0"]
 
 [project]
 name = "batch_img"
-version = "0.3.6"
+version = "0.3.7"
 description = "Batch process (resize, rotate, remove background, remove GPS, add border, set transparency, auto do all) image files (HEIC, JPG, PNG)"
 readme = "README.md"
 authors = [{ name = "John Liu", email = "rim2rim@gmail.com" }]

tests/test_common.py

@@ -20,7 +20,7 @@
 _dir = dirname(__file__)
 
 
-@pytest.fixture(params=[(PKG_NAME, "0.3.6"), ("", "0.3.6")])
+@pytest.fixture(params=[(PKG_NAME, "0.3.7"), ("", "0.3.7")])
 def ver_data(request):
     return request.param
 
@@ -36,7 +36,7 @@ def test_get_version(ver_data):
         (
             "0.9.9",
             PKG_NAME,
-            f"🔔 Update available: 0.3.6  →  0.9.9\nRun '{PKG_NAME} --update'",
+            f"🔔 Update available: 0.3.7  →  0.9.9\nRun '{PKG_NAME} --update'",
         ),
     ]
 )