gistfile1.txt

@task
def grep_for_classes():
    """
      cheap and dirty fabric grep for all sass files that have classes that aren't used and prints them out,
      disclaimers:
          only does classes not other ides
          only prints out unused classes doesn't delete them
          I haven't found anywhere it breaks but I'm not going to guarentee it
    """
    command = "grep -r -P --no-filename --only-matching --include *.scss '[\s\n]\.[a-zA-Z][0-9a-zA-Z\-]*' *"
    classes = local(command, capture=True).split("\n")
    classes = set([valid_class.strip().lstrip(".") for valid_class in classes if valid_class])
    grep_com = "grep -r -P --no-filename --only-matching --include *.html 'class=\"([\w-]*\s)*%s([\w-]*\s)*\"' *"
    not_found = []

    with quiet():
        for valid_class in classes:
            found = local(grep_com % valid_class, capture=True)
            if not found:
                not_found.append(valid_class)

    print "consider removing"

    for i in not_found:
        print i