For some reason, on Arch Linux:
$ file /bin/sh
/bin/sh: symbolic link to bash
$ sh --version
GNU bash, version 5.1.16(1)-release (x86_64-pc-linux-gnu)
the '--trx' arguments are getting passed incorrectly:
$ ./fake_trx.py TRX1@127.0.0.1:5700/1
TRX2@127.0.0.1:5700/2
TRX3@127.0.0.1:5700/3
fake_trx: error: unrecognized arguments: TRX1@127.0.0.1:5700/1
TRX2@127.0.0.1:5700/2
TRX3@127.0.0.1:5700/3
Let's send each argument separately.
Change-Id: Ibf28ac013c426baba491af45e2ae46f37685a402