alt approach to deciding if installs worked

tool_install.py

@@ -73,6 +73,14 @@ def get_python_3_9_path():
     sys.exit(1)
 
 
+def is_tool_installed(tool_name):
+    """Check if a tool is listed in the output of 'uv tool list'."""
+    uv_tool_list = run_command(["uv", "tool", "list"])
+    if uv_tool_list and tool_name in uv_tool_list:
+        return True
+    return False
+
+
 def main():
     ensure_git_installed()
 
@@ -82,15 +90,14 @@ def main():
     else:
         python_path = get_python_3_10_path()
 
-    # Step 1: Check if EPICpy is installed and uninstall it if necessary
-    uv_tool_list = run_command(["uv", "tool", "list"])
-    if uv_tool_list and "EPICpy" in uv_tool_list:
+    # Step 1: Uninstall EPICpy if it is already installed
+    if is_tool_installed("EPICpy"):
         print("EPICpy is already installed. Uninstalling...")
         run_command(["uv", "tool", "uninstall", "EPICpy"])
 
     # Step 2: Install EPICpy using the determined Python path
     print(f"Installing EPICpy with Python at {python_path}...")
-    install_output = run_command(
+    run_command(
         [
             "uv",
             "tool",
@@ -101,21 +108,21 @@ def main():
         ]
     )
 
-    if install_output and "Installed 1 executable: EPICpy" in install_output:
+    # Verify EPICpy installation
+    if is_tool_installed("EPICpy"):
         print("EPICpy installed successfully! You can run it from the terminal like this: EPICpy")
     else:
         print("Failed to install EPICpy. Please check the error above and try again.", file=sys.stderr)
         sys.exit(1)
 
-    # Step 3: Check if epiccoder is installed and uninstall it if necessary
-    uv_tool_list = run_command(["uv", "tool", "list"])
-    if uv_tool_list and "epiccoder" in uv_tool_list:
+    # Step 3: Uninstall epiccoder if it is already installed
+    if is_tool_installed("epiccoder"):
         print("epiccoder is already installed. Uninstalling...")
         run_command(["uv", "tool", "uninstall", "epiccoder"])
 
     # Step 4: Install epiccoder
     print("Installing epiccoder...")
-    epiccoder_output = run_command(
+    run_command(
         [
             "uv",
             "tool",
@@ -124,7 +131,8 @@ def main():
         ]
     )
 
-    if epiccoder_output and "Installed 1 executable: epiccoder" in epiccoder_output:
+    # Verify epiccoder installation
+    if is_tool_installed("epiccoder"):
         print("epiccoder installed successfully! You can run it from the terminal like this: epiccoder")
     else:
         print("Failed to install epiccoder. Please check the error above and try again.", file=sys.stderr)