code: def build(ctx, less=False, docs=False, js=False, force=False):
      
      specified = any([less, docs, js])
      buildall = not specified
  
      if buildall or less:
          less_fname = ctx.pkg.source_less / ctx.pkg.name + '.less'
          if less_fname.exists():
              lessc.LessRule(
                  ctx,
                  src='{pkg.source_less}/{pkg.name}.less',
                  dst='{pkg.django_static}/{pkg.name}/css/{pkg.name}-{version}.min.css',
                  force=force
              )
          elif less:
              print("WARNING: build --less specified, but no file at:", less_fname)
  
      if buildall or docs:
          if WARN_ABOUT_SETTINGS:
              warnings.warn(
                  "autodoc might need a dummy settings file in the root of "
                  "your package. Since it runs in a separate process you cannot"
                  "use settings.configure()"
              )
          doctools.build(ctx, force=force)
  
      if buildall or js:
          build_js(ctx, force)
  
      if HAVE_SETTINGS and (force or changed(ctx.pkg.django_static)):
          collectstatic(ctx, DJANGO_SETTINGS_MODULE)
docs: Build everything and collectstatic.