| 1778 | |
| 1779 | |
| 1780 | def _introdoc(): |
| 1781 | ver = '%d.%d' % sys.version_info[:2] |
| 1782 | if os.environ.get('PYTHON_BASIC_REPL'): |
| 1783 | pyrepl_keys = '' |
| 1784 | else: |
| 1785 | # Additional help for keyboard shortcuts if enhanced REPL is used. |
| 1786 | pyrepl_keys = ''' |
| 1787 | You can use the following keyboard shortcuts at the main interpreter prompt. |
| 1788 | F1: enter interactive help, F2: enter history browsing mode, F3: enter paste |
| 1789 | mode (press again to exit). |
| 1790 | ''' |
| 1791 | return textwrap.dedent(f'''\ |
| 1792 | Welcome to Python {ver}'s help utility! If this is your first time using |
| 1793 | Python, you should definitely check out the tutorial at |
| 1794 | https://docs.python.org/{ver}/tutorial/. |
| 1795 | |
| 1796 | Enter the name of any module, keyword, or topic to get help on writing |
| 1797 | Python programs and using Python modules. To get a list of available |
| 1798 | modules, keywords, symbols, or topics, enter "modules", "keywords", |
| 1799 | "symbols", or "topics". |
| 1800 | {pyrepl_keys} |
| 1801 | Each module also comes with a one-line summary of what it does; to list |
| 1802 | the modules whose name or summary contain a given string such as "spam", |
| 1803 | enter "modules spam". |
| 1804 | |
| 1805 | To quit this help utility and return to the interpreter, |
| 1806 | enter "q", "quit" or "exit". |
| 1807 | ''') |
| 1808 | |
| 1809 | class Helper: |
| 1810 | |