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annotate lib/python3.8/site-packages/pip/_internal/commands/completion.py @ 0:9e54283cc701 draft

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"planemo upload commit d12c32a45bcd441307e632fca6d9af7d60289d44"
author guerler
date Mon, 27 Jul 2020 03:47:31 -0400
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1 # The following comment should be removed at some point in the future.
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2 # mypy: disallow-untyped-defs=False
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3
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4 from __future__ import absolute_import
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5
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6 import sys
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7 import textwrap
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8
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9 from pip._internal.cli.base_command import Command
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10 from pip._internal.utils.misc import get_prog
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11
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12 BASE_COMPLETION = """
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13 # pip %(shell)s completion start%(script)s# pip %(shell)s completion end
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14 """
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15
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16 COMPLETION_SCRIPTS = {
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17 'bash': """
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18 _pip_completion()
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19 {
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20 COMPREPLY=( $( COMP_WORDS="${COMP_WORDS[*]}" \\
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21 COMP_CWORD=$COMP_CWORD \\
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22 PIP_AUTO_COMPLETE=1 $1 2>/dev/null ) )
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23 }
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24 complete -o default -F _pip_completion %(prog)s
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25 """,
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26 'zsh': """
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27 function _pip_completion {
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28 local words cword
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29 read -Ac words
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30 read -cn cword
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31 reply=( $( COMP_WORDS="$words[*]" \\
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32 COMP_CWORD=$(( cword-1 )) \\
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33 PIP_AUTO_COMPLETE=1 $words[1] 2>/dev/null ))
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34 }
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35 compctl -K _pip_completion %(prog)s
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36 """,
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37 'fish': """
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38 function __fish_complete_pip
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39 set -lx COMP_WORDS (commandline -o) ""
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40 set -lx COMP_CWORD ( \\
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41 math (contains -i -- (commandline -t) $COMP_WORDS)-1 \\
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42 )
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43 set -lx PIP_AUTO_COMPLETE 1
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44 string split \\ -- (eval $COMP_WORDS[1])
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45 end
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46 complete -fa "(__fish_complete_pip)" -c %(prog)s
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47 """,
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48 }
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49
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50
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51 class CompletionCommand(Command):
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52 """A helper command to be used for command completion."""
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53
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54 ignore_require_venv = True
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55
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56 def __init__(self, *args, **kw):
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57 super(CompletionCommand, self).__init__(*args, **kw)
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58
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59 cmd_opts = self.cmd_opts
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60
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61 cmd_opts.add_option(
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62 '--bash', '-b',
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63 action='store_const',
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64 const='bash',
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65 dest='shell',
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66 help='Emit completion code for bash')
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67 cmd_opts.add_option(
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68 '--zsh', '-z',
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69 action='store_const',
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70 const='zsh',
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71 dest='shell',
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72 help='Emit completion code for zsh')
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73 cmd_opts.add_option(
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74 '--fish', '-f',
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75 action='store_const',
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76 const='fish',
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77 dest='shell',
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78 help='Emit completion code for fish')
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79
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80 self.parser.insert_option_group(0, cmd_opts)
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81
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82 def run(self, options, args):
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83 """Prints the completion code of the given shell"""
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84 shells = COMPLETION_SCRIPTS.keys()
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85 shell_options = ['--' + shell for shell in sorted(shells)]
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86 if options.shell in shells:
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87 script = textwrap.dedent(
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88 COMPLETION_SCRIPTS.get(options.shell, '') % {
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89 'prog': get_prog(),
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90 }
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91 )
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92 print(BASE_COMPLETION % {'script': script, 'shell': options.shell})
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93 else:
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94 sys.stderr.write(
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95 'ERROR: You must pass %s\n' % ' or '.join(shell_options)
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96 )