fix windows CI issue

Author: cadenmyers13

tests/conftest.py

@@ -1,4 +1,5 @@
 import json
+import os
 import subprocess
 from pathlib import Path
 
@@ -10,14 +11,18 @@
 def conda_env(tmp_path):
     env_dir = tmp_path / "fake_env"
     env_dir_str = env_dir.as_posix()
+    shell = os.name == "nt"
     subprocess.run(
         ["conda", "create", "-y", "-p", env_dir_str],
         check=True,
         capture_output=True,
+        shell=shell,
     )
     yield env_dir_str
     subprocess.run(
-        ["conda", "env", "remove", "-p", env_dir_str, "-y"], check=True
+        ["conda", "env", "remove", "-p", env_dir_str, "-y"],
+        check=True,
+        shell=shell,
     )
 
 

tests/test_packsmanager.py

@@ -1,7 +1,6 @@
 import os
 import re
 import subprocess
-import sys
 from pathlib import Path
 
 import pytest
@@ -376,7 +375,7 @@ def test_print_packs_and_examples(
     packs_to_install, expected, example_cases, capsys, conda_env
 ):
     env_dir_str = Path(conda_env).as_posix()
-    shell = sys.platform.startswith("win")
+    shell = os.name == "nt"
     req_dir = example_cases / "case5" / "requirements" / "packs"
     for pack in packs_to_install:
         req_file = (req_dir / f"{pack}.txt").as_posix()