FM / idlelib

/opt/imh/python3.13/lib/python3.13/idlelib/

/opt/imh/python3.13/lib/python3.13/idlelib

Name	Size	Mode	Actions
Icons/	-	0755	rm
__pycache__/	-	0755	rm
autocomplete.py	9354	0644	edit dl rm
autocomplete_w.py	20863	0644	edit dl rm
autoexpand.py	3216	0644	edit dl rm
browser.py	8588	0644	edit dl rm
calltip.py	7267	0644	edit dl rm
calltip_w.py	7083	0644	edit dl rm
ChangeLog	56360	0644	edit dl rm
codecontext.py	11420	0644	edit dl rm
colorizer.py	14783	0644	edit dl rm
config-extensions.def	2266	0644	edit dl rm
config-highlight.def	2864	0644	edit dl rm
config-keys.def	10910	0644	edit dl rm
config-main.def	3168	0644	edit dl rm
config.py	38403	0644	edit dl rm
configdialog.py	105303	0644	edit dl rm
config_key.py	15230	0644	edit dl rm
CREDITS.txt	2148	0644	edit dl rm
debugger.py	20997	0644	edit dl rm
debugger_r.py	12115	0644	edit dl rm
debugobj.py	4177	0644	edit dl rm
debugobj_r.py	1082	0644	edit dl rm
delegator.py	1044	0644	edit dl rm
dynoption.py	1993	0644	edit dl rm
editor.py	69557	0644	edit dl rm
extend.txt	3632	0644	edit dl rm
filelist.py	3871	0644	edit dl rm
format.py	15777	0644	edit dl rm
grep.py	7521	0644	edit dl rm
help.html	60566	0644	edit dl rm
help.py	11843	0644	edit dl rm
help_about.py	9023	0644	edit dl rm
history.py	4065	0644	edit dl rm
HISTORY.txt	10313	0644	edit dl rm
hyperparser.py	12889	0644	edit dl rm
idle.bat	177	0644	edit dl rm
idle.py	454	0644	edit dl rm
idle.pyw	570	0644	edit dl rm
iomenu.py	16159	0644	edit dl rm
macosx.py	9290	0644	edit dl rm
mainmenu.py	3938	0644	edit dl rm
multicall.py	18652	0644	edit dl rm
NEWS2x.txt	27172	0644	edit dl rm
News3.txt	56818	0644	edit dl rm
outwin.py	5705	0644	edit dl rm
parenmatch.py	7204	0644	edit dl rm
pathbrowser.py	3093	0644	edit dl rm
percolator.py	3568	0644	edit dl rm
pyparse.py	19864	0644	edit dl rm
pyshell.py	62484	0755	edit dl rm
query.py	15067	0644	edit dl rm
README.txt	11653	0644	edit dl rm
redirector.py	6832	0644	edit dl rm
replace.py	9798	0644	edit dl rm
rpc.py	21078	0644	edit dl rm
run.py	21877	0644	edit dl rm
runscript.py	8273	0644	edit dl rm
scrolledlist.py	4478	0644	edit dl rm
search.py	5567	0644	edit dl rm
searchbase.py	7852	0644	edit dl rm
searchengine.py	7372	0644	edit dl rm
sidebar.py	20327	0644	edit dl rm
squeezer.py	12834	0644	edit dl rm
stackviewer.py	4016	0644	edit dl rm
statusbar.py	1474	0644	edit dl rm
textview.py	6808	0644	edit dl rm
TODO.txt	8477	0644	edit dl rm
tooltip.py	6665	0644	edit dl rm
tree.py	16773	0644	edit dl rm
undo.py	11016	0644	edit dl rm
util.py	1312	0644	edit dl rm
window.py	2616	0644	edit dl rm
zoomheight.py	4203	0644	edit dl rm
zzdummy.py	2005	0644	edit dl rm
__init__.py	396	0644	edit dl rm
__main__.py	107	0644	edit dl rm

Edit: /opt/imh/python3.13/lib/python3.13/idlelib/history.py (4065B)

"Implement Idle Shell history mechanism with History class"

from idlelib.config import idleConf

class History:
    ''' Implement Idle Shell history mechanism.

store - Store source statement (called from pyshell.resetoutput).
    fetch - Fetch stored statement matching prefix already entered.
    history_next - Bound to <<history-next>> event (default Alt-N).
    history_prev - Bound to <<history-prev>> event (default Alt-P).
    '''
    def __init__(self, text):
        '''Initialize data attributes and bind event methods.

.text - Idle wrapper of tk Text widget, with .bell().
        .history - source statements, possibly with multiple lines.
        .prefix - source already entered at prompt; filters history list.
        .pointer - index into history.
        .cyclic - wrap around history list (or not).
        '''
        self.text = text
        self.history = []
        self.prefix = None
        self.pointer = None
        self.cyclic = idleConf.GetOption("main", "History", "cyclic", 1, "bool")
        text.bind("<<history-previous>>", self.history_prev)
        text.bind("<<history-next>>", self.history_next)

def history_next(self, event):
        "Fetch later statement; start with earliest if cyclic."
        self.fetch(reverse=False)
        return "break"

def history_prev(self, event):
        "Fetch earlier statement; start with most recent."
        self.fetch(reverse=True)
        return "break"

def fetch(self, reverse):
        '''Fetch statement and replace current line in text widget.

Set prefix and pointer as needed for successive fetches.
        Reset them to None, None when returning to the start line.
        Sound bell when return to start line or cannot leave a line
        because cyclic is False.
        '''
        nhist = len(self.history)
        pointer = self.pointer
        prefix = self.prefix
        if pointer is not None and prefix is not None:
            if self.text.compare("insert", "!=", "end-1c") or \
                    self.text.get("iomark", "end-1c") != self.history[pointer]:
                pointer = prefix = None
                self.text.mark_set("insert", "end-1c")  # != after cursor move
        if pointer is None or prefix is None:
            prefix = self.text.get("iomark", "end-1c")
            if reverse:
                pointer = nhist  # will be decremented
            else:
                if self.cyclic:
                    pointer = -1  # will be incremented
                else:  # abort history_next
                    self.text.bell()
                    return
        nprefix = len(prefix)
        while True:
            pointer += -1 if reverse else 1
            if pointer < 0 or pointer >= nhist:
                self.text.bell()
                if not self.cyclic and pointer < 0:  # abort history_prev
                    return
                else:
                    if self.text.get("iomark", "end-1c") != prefix:
                        self.text.delete("iomark", "end-1c")
                        self.text.insert("iomark", prefix, "stdin")
                    pointer = prefix = None
                break
            item = self.history[pointer]
            if item[:nprefix] == prefix and len(item) > nprefix:
                self.text.delete("iomark", "end-1c")
                self.text.insert("iomark", item, "stdin")
                break
        self.text.see("insert")
        self.text.tag_remove("sel", "1.0", "end")
        self.pointer = pointer
        self.prefix = prefix

def store(self, source):
        "Store Shell input statement into history list."
        source = source.strip()
        if len(source) > 2:
            # avoid duplicates
            try:
                self.history.remove(source)
            except ValueError:
                pass
            self.history.append(source)
        self.pointer = None
        self.prefix = None

if __name__ == "__main__":
    from unittest import main
    main('idlelib.idle_test.test_history', verbosity=2, exit=False)

cmd: