david@second:~$ cat /home/david/.local/bin/=
    

    #!/usr/bin/env python
    __import__("sys").argv[1:] and __import__("subprocess").Popen(("bc","-lq"),?
    stdin=__import__("subprocess").PIPE).communicate(" ".join(__import__("sys")?
    .argv[1:]+["\n"])) or __import__("os").waitpid(__import__("subprocess")?
    .Popen(("bc","-lq")).pid,0)
    

    david@second:~$ = '5*5 + 5'
    30
    david@second:~$ =
    3+1
    4
    last*2
    8
    david@second:~$