slime.vim

let g:slime_config_defaults["python_ipython"] = 0
let g:slime_config_defaults["dispatch_ipython_pause"] = 100

function! _EscapeText_python(text)
  if slime#config#resolve("python_ipython") && len(split(a:text,"\n")) > 1
    return ["%cpaste -q\n", slime#config#resolve("dispatch_ipython_pause"), a:text, "--\n"]
  else
    let empty_lines_pat = '\(^\|\n\)\zs\(\s*\n\+\)\+'
    let no_empty_lines = substitute(a:text, empty_lines_pat, "", "g")
    let dedent_pat = '\(^\|\n\)\zs'.matchstr(no_empty_lines, '^\s*')
    let dedented_lines = substitute(no_empty_lines, dedent_pat, "", "g")
    let except_pat = '\(elif\|else\|except\|finally\)\@!'
    let add_eol_pat = '\n\s[^\n]\+\n\zs\ze\('.except_pat.'\S\|$\)'
    return substitute(dedented_lines, add_eol_pat, "\n", "g")
  end
endfunction