A sublime text 2 build setting for Python virtualenvwrapper. To use a specific python env for running scripts, it is necessary to get virtualenvwrapper active and environment to switch.

Python.sublime-build

{
  // "cmd": ["python", "-u", "$file"],
  "shell": true,
  "cmd": ["source ~/.bashrc && workon name_of_virtualenv && python -u \"$file\""],
  "file_regex": "^[ ]*File \"(...*?)\", line ([0-9]*)",
  "selector": "source.python"
}