-1 for no timeout

pilot/const/function_calls.py

@@ -44,7 +44,7 @@ def command_definition(description_command=f'A single command that needs to be e
                        description_timeout=
                        'Timeout in milliseconds that represent the approximate time this command takes to finish. '
                        'If you need to run a command that doesnt\'t finish by itself (eg. a command to run an app), '
-                       'set the timeout to 0 and provide a process_name. '
+                       'set the timeout to -1 and provide a process_name. '
                        'If you need to create a directory that doesn\'t exist and is not the root project directory, '
                        'always create it by running a command `mkdir`'):
     return {

pilot/helpers/cli.py

@@ -124,7 +124,7 @@ def execute_command(project, command, timeout=None, process_name: str = None, fo
         exit_code (int): The exit code of the process.
     """
     if timeout is not None:
-        if timeout == 0:
+        if timeout < 0:
             timeout = None
         else:
             if timeout < 1000: