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📄 CREDITS.txt (1,866 bytes)	1.82 KB	0644	✍️ ⬇️ 🗑️
📄 ChangeLog (56,360 bytes)	55.04 KB	0644	✍️ ⬇️ 🗑️
📄 HISTORY.txt (10,312 bytes)	10.07 KB	0644	✍️ ⬇️ 🗑️
📄 NEWS.txt (48,791 bytes)	47.65 KB	0644	✍️ ⬇️ 🗑️
📄 NEWS2x.txt (27,172 bytes)	26.54 KB	0644	✍️ ⬇️ 🗑️
📄 README.txt (9,599 bytes)	9.37 KB	0644	✍️ ⬇️ 🗑️
📄 TODO.txt (8,478 bytes)	8.28 KB	0644	✍️ ⬇️ 🗑️
📄 __init__.py (396 bytes)	396 B	0644	✍️ ⬇️ 🗑️
📄 __main__.py (159 bytes)	159 B	0644	✍️ ⬇️ 🗑️
📄 autocomplete.py (8,954 bytes)	8.74 KB	0644	✍️ ⬇️ 🗑️
📄 autocomplete_w.py (20,109 bytes)	19.64 KB	0644	✍️ ⬇️ 🗑️
📄 autoexpand.py (3,216 bytes)	3.14 KB	0644	✍️ ⬇️ 🗑️
📄 browser.py (8,314 bytes)	8.12 KB	0644	✍️ ⬇️ 🗑️
📄 calltip.py (6,318 bytes)	6.17 KB	0644	✍️ ⬇️ 🗑️
📄 calltip_w.py (7,158 bytes)	6.99 KB	0644	✍️ ⬇️ 🗑️
📄 codecontext.py (11,326 bytes)	11.06 KB	0644	✍️ ⬇️ 🗑️
📄 colorizer.py (12,992 bytes)	12.69 KB	0644	✍️ ⬇️ 🗑️
📄 config-extensions.def (2,266 bytes)	2.21 KB	0644	✍️ ⬇️ 🗑️
📄 config-highlight.def (2,864 bytes)	2.8 KB	0644	✍️ ⬇️ 🗑️
📄 config-keys.def (10,910 bytes)	10.65 KB	0644	✍️ ⬇️ 🗑️
📄 config-main.def (3,168 bytes)	3.09 KB	0644	✍️ ⬇️ 🗑️
📄 config.py (38,173 bytes)	37.28 KB	0644	✍️ ⬇️ 🗑️
📄 config_key.py (14,465 bytes)	14.13 KB	0644	✍️ ⬇️ 🗑️
📄 configdialog.py (104,524 bytes)	102.07 KB	0644	✍️ ⬇️ 🗑️
📄 debugger.py (19,104 bytes)	18.66 KB	0644	✍️ ⬇️ 🗑️
📄 debugger_r.py (12,140 bytes)	11.86 KB	0644	✍️ ⬇️ 🗑️
📄 debugobj.py (4,055 bytes)	3.96 KB	0644	✍️ ⬇️ 🗑️
📄 debugobj_r.py (1,082 bytes)	1.06 KB	0644	✍️ ⬇️ 🗑️
📄 delegator.py (1,043 bytes)	1.02 KB	0644	✍️ ⬇️ 🗑️
📄 dynoption.py (2,017 bytes)	1.97 KB	0644	✍️ ⬇️ 🗑️
📄 editor.py (65,614 bytes)	64.08 KB	0644	✍️ ⬇️ 🗑️
📄 extend.txt (3,642 bytes)	3.56 KB	0644	✍️ ⬇️ 🗑️
📄 filelist.py (3,896 bytes)	3.8 KB	0644	✍️ ⬇️ 🗑️
📄 format.py (15,777 bytes)	15.41 KB	0644	✍️ ⬇️ 🗑️
📄 grep.py (7,479 bytes)	7.3 KB	0644	✍️ ⬇️ 🗑️
📝 help.html (62,214 bytes)	60.76 KB	0644	✍️ ⬇️ 🗑️
📄 help.py (11,734 bytes)	11.46 KB	0644	✍️ ⬇️ 🗑️
📄 help_about.py (8,981 bytes)	8.77 KB	0644	✍️ ⬇️ 🗑️
📄 history.py (4,043 bytes)	3.95 KB	0644	✍️ ⬇️ 🗑️
📄 hyperparser.py (12,883 bytes)	12.58 KB	0644	✍️ ⬇️ 🗑️
📄 idle.py (454 bytes)	454 B	0644	✍️ ⬇️ 🗑️
📄 idle.pyw (570 bytes)	570 B	0644	✍️ ⬇️ 🗑️
📄 iomenu.py (20,632 bytes)	20.15 KB	0644	✍️ ⬇️ 🗑️
📄 macosx.py (9,662 bytes)	9.44 KB	0644	✍️ ⬇️ 🗑️
📄 mainmenu.py (3,918 bytes)	3.83 KB	0644	✍️ ⬇️ 🗑️
📄 multicall.py (18,648 bytes)	18.21 KB	0644	✍️ ⬇️ 🗑️
📄 outwin.py (5,788 bytes)	5.65 KB	0644	✍️ ⬇️ 🗑️
📄 parenmatch.py (7,204 bytes)	7.04 KB	0644	✍️ ⬇️ 🗑️
📄 pathbrowser.py (3,193 bytes)	3.12 KB	0644	✍️ ⬇️ 🗑️
📄 percolator.py (3,130 bytes)	3.06 KB	0644	✍️ ⬇️ 🗑️
📄 pyparse.py (19,947 bytes)	19.48 KB	0644	✍️ ⬇️ 🗑️
📄 pyshell.py (57,247 bytes)	55.91 KB	0755	✍️ ⬇️ 🗑️
📄 query.py (14,898 bytes)	14.55 KB	0644	✍️ ⬇️ 🗑️
📄 redirector.py (6,875 bytes)	6.71 KB	0644	✍️ ⬇️ 🗑️
📄 replace.py (9,889 bytes)	9.66 KB	0644	✍️ ⬇️ 🗑️
📄 rpc.py (21,137 bytes)	20.64 KB	0644	✍️ ⬇️ 🗑️
📄 run.py (20,293 bytes)	19.82 KB	0644	✍️ ⬇️ 🗑️
📄 runscript.py (8,781 bytes)	8.58 KB	0644	✍️ ⬇️ 🗑️
📄 scrolledlist.py (4,465 bytes)	4.36 KB	0644	✍️ ⬇️ 🗑️
📄 search.py (5,566 bytes)	5.44 KB	0644	✍️ ⬇️ 🗑️
📄 searchbase.py (7,537 bytes)	7.36 KB	0644	✍️ ⬇️ 🗑️
📄 searchengine.py (7,472 bytes)	7.3 KB	0644	✍️ ⬇️ 🗑️
📄 sidebar.py (13,585 bytes)	13.27 KB	0644	✍️ ⬇️ 🗑️
📄 squeezer.py (12,840 bytes)	12.54 KB	0644	✍️ ⬇️ 🗑️
📄 stackviewer.py (4,454 bytes)	4.35 KB	0644	✍️ ⬇️ 🗑️
📄 statusbar.py (1,441 bytes)	1.41 KB	0644	✍️ ⬇️ 🗑️
📄 textview.py (6,813 bytes)	6.65 KB	0644	✍️ ⬇️ 🗑️
📄 tooltip.py (6,565 bytes)	6.41 KB	0644	✍️ ⬇️ 🗑️
📄 tree.py (16,357 bytes)	15.97 KB	0644	✍️ ⬇️ 🗑️
📄 undo.py (11,046 bytes)	10.79 KB	0644	✍️ ⬇️ 🗑️
📄 window.py (2,616 bytes)	2.55 KB	0644	✍️ ⬇️ 🗑️
📄 zoomheight.py (4,203 bytes)	4.1 KB	0644	✍️ ⬇️ 🗑️
📄 zzdummy.py (961 bytes)	961 B	0644	✍️ ⬇️ 🗑️

✍️ Editing: calltip.py

            File: /opt/alt/python37/lib64/python3.7/idlelib/calltip.py

            Size: 6.17 KB | 
            Last Modified: 2024-04-18 00:36:04        

"""Pop up a reminder of how to call a function.

Call Tips are floating windows which display function, class, and method
parameter and docstring information when you type an opening parenthesis, and
which disappear when you type a closing parenthesis.
"""
import __main__
import inspect
import re
import sys
import textwrap
import types

from idlelib import calltip_w
from idlelib.hyperparser import HyperParser

class Calltip:

def __init__(self, editwin=None):
        if editwin is None:  # subprocess and test
            self.editwin = None
        else:
            self.editwin = editwin
            self.text = editwin.text
            self.active_calltip = None
            self._calltip_window = self._make_tk_calltip_window

def close(self):
        self._calltip_window = None

def _make_tk_calltip_window(self):
        # See __init__ for usage
        return calltip_w.CalltipWindow(self.text)

def remove_calltip_window(self, event=None):
        if self.active_calltip:
            self.active_calltip.hidetip()
            self.active_calltip = None

def force_open_calltip_event(self, event):
        "The user selected the menu entry or hotkey, open the tip."
        self.open_calltip(True)
        return "break"

def try_open_calltip_event(self, event):
        """Happens when it would be nice to open a calltip, but not really
        necessary, for example after an opening bracket, so function calls
        won't be made.
        """
        self.open_calltip(False)

def refresh_calltip_event(self, event):
        if self.active_calltip and self.active_calltip.tipwindow:
            self.open_calltip(False)

def open_calltip(self, evalfuncs):
        self.remove_calltip_window()

hp = HyperParser(self.editwin, "insert")
        sur_paren = hp.get_surrounding_brackets('(')
        if not sur_paren:
            return
        hp.set_index(sur_paren[0])
        expression  = hp.get_expression()
        if not expression:
            return
        if not evalfuncs and (expression.find('(') != -1):
            return
        argspec = self.fetch_tip(expression)
        if not argspec:
            return
        self.active_calltip = self._calltip_window()
        self.active_calltip.showtip(argspec, sur_paren[0], sur_paren[1])

def fetch_tip(self, expression):
        """Return the argument list and docstring of a function or class.

If there is a Python subprocess, get the calltip there.  Otherwise,
        either this fetch_tip() is running in the subprocess or it was
        called in an IDLE running without the subprocess.

The subprocess environment is that of the most recently run script.  If
        two unrelated modules are being edited some calltips in the current
        module may be inoperative if the module was not the last to run.

To find methods, fetch_tip must be fed a fully qualified name.

"""
        try:
            rpcclt = self.editwin.flist.pyshell.interp.rpcclt
        except AttributeError:
            rpcclt = None
        if rpcclt:
            return rpcclt.remotecall("exec", "get_the_calltip",
                                     (expression,), {})
        else:
            return get_argspec(get_entity(expression))

def get_entity(expression):
    """Return the object corresponding to expression evaluated
    in a namespace spanning sys.modules and __main.dict__.
    """
    if expression:
        namespace = {**sys.modules, **__main__.__dict__}
        try:
            return eval(expression, namespace)  # Only protect user code.
        except BaseException:
            # An uncaught exception closes idle, and eval can raise any
            # exception, especially if user classes are involved.
            return None

# The following are used in get_argspec and some in tests
_MAX_COLS = 85
_MAX_LINES = 5  # enough for bytes
_INDENT = ' '*4  # for wrapped signatures
_first_param = re.compile(r'(?<=\()\w*\,?\s*')
_default_callable_argspec = "See source or doc"
_invalid_method = "invalid method signature"
_argument_positional = "  # '/' marks preceding args as positional-only."

def get_argspec(ob):
    '''Return a string describing the signature of a callable object, or ''.

For Python-coded functions and methods, the first line is introspected.
    Delete 'self' parameter for classes (.__init__) and bound methods.
    The next lines are the first lines of the doc string up to the first
    empty line or _MAX_LINES.    For builtins, this typically includes
    the arguments in addition to the return value.
    '''
    # Determine function object fob to inspect.
    try:
        ob_call = ob.__call__
    except BaseException:  # Buggy user object could raise anything.
        return ''  # No popup for non-callables.
    fob = ob_call if isinstance(ob_call, types.MethodType) else ob

# Initialize argspec and wrap it to get lines.
    try:
        argspec = str(inspect.signature(fob))
    except Exception as err:
        msg = str(err)
        if msg.startswith(_invalid_method):
            return _invalid_method
        else:
            argspec = ''

if '/' in argspec and len(argspec) < _MAX_COLS - len(_argument_positional):
        # Add explanation TODO remove after 3.7, before 3.9.
        argspec += _argument_positional
    if isinstance(fob, type) and argspec == '()':
        # If fob has no argument, use default callable argspec.
        argspec = _default_callable_argspec

lines = (textwrap.wrap(argspec, _MAX_COLS, subsequent_indent=_INDENT)
             if len(argspec) > _MAX_COLS else [argspec] if argspec else [])

# Augment lines from docstring, if any, and join to get argspec.
    if isinstance(ob_call, types.MethodType):
        doc = ob_call.__doc__
    else:
        doc = getattr(ob, "__doc__", "")
    if doc:
        for line in doc.split('\n', _MAX_LINES)[:_MAX_LINES]:
            line = line.strip()
            if not line:
                break
            if len(line) > _MAX_COLS:
                line = line[: _MAX_COLS - 3] + '...'
            lines.append(line)
    argspec = '\n'.join(lines)

return argspec or _default_callable_argspec

if __name__ == '__main__':
    from unittest import main
    main('idlelib.idle_test.test_calltip', verbosity=2)

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✍️ Editing: calltip.py

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