Why are all these tools written in python? I'm not complaining, sometimes I'd like to see such a tool in Php or Bash or something where say my project doesn't n

Why are all these tools written in python? I'm not complaining, sometimes I'd like to see such a tool in Php or Bash or something where say my project doesn't need to include yet another Language dependency ... Doesn't SQLite cli for example ship as a bash or win32 CMD file...?