command

cd/__init__.py

@@ -1,5 +1,7 @@
 import os
 
 
-def install_commands():
-    os.symlink(__file__, '/usr/local/bin/cd-list-environment')
+def install_commands(path):
+    user = '/usr/local/bin'
+    for command in ['list-environment']:
+        os.symlink(path, os.path.join(user, f'cd-{command}')

cd/__main__.py

@@ -8,7 +8,8 @@ import cd
 
 if __name__ == '__main__':
     command, *_ = sys.argv
-    print(command)
     command = os.path.basename(command)
-    print(command)
-    cd.install_commands()
+    if command == '__main__.py':
+        cd.install_commands(__file__)
+    else:
+        print(command)