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@ -20,6 +20,7 @@ if exists('g:powerline_pycmd')
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echomsg 'specify g:powerline_pyeval explicitly or unset both and let powerline'
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echomsg 'figure them out.'
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echohl None
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unlet s:pycmd
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finish
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endif
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let s:pyeval = g:powerline_pyeval
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@ -45,24 +46,38 @@ if !s:has_python
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echomsg 'details.'
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echohl None
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endif
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unlet s:has_python
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finish
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endif
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unlet s:has_python
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let s:import_cmd = 'from powerline.vim import VimPowerline'
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function s:rcmd(s)
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if !exists('s:pystr')
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let s:pystr = a:s . "\n"
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else
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let s:pystr = s:pystr . a:s . "\n"
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endif
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endfunction
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try
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let s:pystr = "try:\n"
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let s:pystr .= " ".s:import_cmd."\n"
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let s:pystr .= "except ImportError:\n"
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let s:pystr .= " import sys, vim\n"
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let s:pystr .= " sys.path.append(vim.eval('expand(\"<sfile>:h:h:h:h:h\")'))\n"
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let s:pystr .= " ".s:import_cmd."\n"
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let s:can_replace_pyeval = !exists('g:powerline_pyeval')
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call s:rcmd("try:")
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call s:rcmd(" ".s:import_cmd."")
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call s:rcmd("except ImportError:")
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call s:rcmd(" import sys, vim")
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call s:rcmd(" sys.path.append(vim.eval('expand(\"<sfile>:h:h:h:h:h\")'))")
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call s:rcmd(" ".s:import_cmd."")
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call s:rcmd("import vim")
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call s:rcmd("VimPowerline().setup(pyeval=vim.eval('s:pyeval'), pycmd=vim.eval('s:pycmd'), can_replace_pyeval=int(vim.eval('s:can_replace_pyeval')))")
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call s:rcmd("del VimPowerline")
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execute s:pycmd s:pystr
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unlet s:pystr
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let s:launched = 1
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finally
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unlet s:can_replace_pyeval
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unlet s:import_cmd
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if !exists('s:launched')
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unlet s:pystr
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echohl ErrorMsg
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echomsg 'An error occurred while importing powerline package.'
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echomsg 'This could be caused by invalid sys.path setting,'
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@ -75,54 +90,52 @@ finally
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echomsg 'should set g:powerline_pycmd to "py3" to make it load correctly.'
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endif
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echohl None
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let s:pystr = "def powerline_troubleshoot():\n"
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let s:pystr .= " import sys\n"
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let s:pystr .= " if sys.version_info < (2, 6):\n"
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let s:pystr .= " print('Too old python version: ' + sys.version + ' (first supported is 2.6)')\n"
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let s:pystr .= " elif sys.version_info[0] == 3 and sys.version_info[1] < 2:\n"
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let s:pystr .= " print('Too old python 3 version: ' + sys.version + ' (first supported is 3.2)')\n"
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let s:pystr .= " try:\n"
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let s:pystr .= " import powerline\n"
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let s:pystr .= " except ImportError:\n"
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let s:pystr .= " print('Unable to import powerline, is it installed?')\n"
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if expand('<sfile>')[:4] isnot# '/usr/'
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let s:pystr .= " else:\n"
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let s:pystr .= " import os\n"
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let s:pystr .= " powerline_dir = os.path.dirname(os.path.realpath(powerline.__file__))\n"
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let s:pystr .= " this_dir = os.path.dirname(os.path.realpath(vim.eval('expand(\"<sfile>:p\")')))\n"
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let s:pystr .= " this_dir = os.path.dirname(os.path.dirname(os.path.dirname(this_dir)))\n"
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let s:pystr .= " if os.path.basename(this_dir) != 'powerline':\n"
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let s:pystr .= " print('Check your installation:')\n"
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let s:pystr .= " print('this script is not in powerline[/bindings/vim/plugin] directory,')\n"
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let s:pystr .= " print('neither it is installed system-wide')\n"
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let s:pystr .= " this_dir = os.path.dirname(this_dir)\n"
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let s:pystr .= " real_powerline_dir = os.path.realpath(powerline_dir)\n"
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let s:pystr .= " real_this_dir = os.path.realpath(this_dir)\n"
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let s:pystr .= " if real_this_dir != sys.path[-1]:\n"
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let s:pystr .= " print('Check your installation:')\n"
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let s:pystr .= " print('this script is symlinked somewhere where powerline is not present.')\n"
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let s:pystr .= " elif real_powerline_dir != real_this_dir:\n"
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let s:pystr .= " print('It appears that you have two powerline versions installed:')\n"
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let s:pystr .= " print('one in ' + real_powerline_dir + ', other in ' + real_this_dir + '.')\n"
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let s:pystr .= " print('You should remove one of this. Check out troubleshooting section,')\n"
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let s:pystr .= " print('it contains some information about the alternatives.')\n"
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call s:rcmd( "def powerline_troubleshoot():")
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call s:rcmd( " import sys")
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call s:rcmd( " if sys.version_info < (2, 6):")
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call s:rcmd( " print('Too old python version: ' + sys.version + ' (first supported is 2.6)')")
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call s:rcmd( " elif sys.version_info[0] == 3 and sys.version_info[1] < 2:")
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call s:rcmd( " print('Too old python 3 version: ' + sys.version + ' (first supported is 3.2)')")
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call s:rcmd( " try:")
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call s:rcmd( " import powerline")
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call s:rcmd( " except ImportError:")
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call s:rcmd( " print('Unable to import powerline, is it installed?')")
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if strpart(expand('<sfile>'), 0, 5) !=# '/usr/'
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call s:rcmd(" else:")
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call s:rcmd(" import os")
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call s:rcmd(" powerline_dir = os.path.dirname(os.path.realpath(powerline.__file__))")
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call s:rcmd(" this_dir = os.path.dirname(os.path.realpath(vim.eval('expand(\"<sfile>:p\")')))")
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call s:rcmd(" this_dir = os.path.dirname(os.path.dirname(os.path.dirname(this_dir)))")
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call s:rcmd(" if os.path.basename(this_dir) != 'powerline':")
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call s:rcmd(" print('Check your installation:')")
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call s:rcmd(" print('this script is not in powerline[/bindings/vim/plugin] directory,')")
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call s:rcmd(" print('neither it is installed system-wide')")
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call s:rcmd(" this_dir = os.path.dirname(this_dir)")
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call s:rcmd(" real_powerline_dir = os.path.realpath(powerline_dir)")
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call s:rcmd(" real_this_dir = os.path.realpath(this_dir)")
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call s:rcmd(" if real_this_dir != sys.path[-1]:")
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call s:rcmd(" print('Check your installation:')")
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call s:rcmd(" print('this script is symlinked somewhere where powerline is not present.')")
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call s:rcmd(" elif real_powerline_dir != real_this_dir:")
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call s:rcmd(" print('It appears that you have two powerline versions installed:')")
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call s:rcmd(" print('one in ' + real_powerline_dir + ', other in ' + real_this_dir + '.')")
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call s:rcmd(" print('You should remove one of this. Check out troubleshooting section,')")
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call s:rcmd(" print('it contains some information about the alternatives.')")
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endif
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call s:rcmd( "try:")
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call s:rcmd( " powerline_troubleshoot()")
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call s:rcmd( "finally:")
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call s:rcmd( " del powerline_troubleshoot")
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execute s:pycmd s:pystr
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unlet s:pystr
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unlet s:pycmd
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unlet s:pyeval
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delfunction s:rcmd
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finish
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else
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unlet s:launched
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endif
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unlet s:pycmd
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unlet s:pyeval
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delfunction s:rcmd
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endtry
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let s:can_replace_pyeval = !exists('g:powerline_pyeval')
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execute s:pycmd 'import vim'
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execute s:pycmd 'VimPowerline().setup(pyeval=vim.eval("s:pyeval"), pycmd=vim.eval("s:pycmd"), can_replace_pyeval=int(vim.eval("s:can_replace_pyeval")))'
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execute s:pycmd 'del VimPowerline'
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unlet s:can_replace_pyeval
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unlet s:pycmd
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unlet s:pyeval
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