FM / idlelib

/opt/alt/python33/lib64/python3.3/idlelib/

/opt/alt/python33/lib64/python3.3/idlelib

Name	Size	Mode	Actions
Icons/	-	0755	rm
idle_test/	-	0755	rm
__pycache__/	-	0755	rm
aboutDialog.py	6575	0644	edit dl rm
AutoComplete.py	9082	0644	edit dl rm
AutoCompleteWindow.py	17672	0644	edit dl rm
AutoExpand.py	2483	0644	edit dl rm
Bindings.py	3434	0644	edit dl rm
CallTips.py	5932	0644	edit dl rm
CallTipWindow.py	5899	0644	edit dl rm
ChangeLog	56393	0644	edit dl rm
ClassBrowser.py	6371	0644	edit dl rm
CodeContext.py	8353	0644	edit dl rm
ColorDelegator.py	10467	0644	edit dl rm
config-extensions.def	2788	0644	edit dl rm
config-highlight.def	1740	0644	edit dl rm
config-keys.def	7524	0644	edit dl rm
config-main.def	2514	0644	edit dl rm
configDialog.py	52850	0644	edit dl rm
configHandler.py	29323	0644	edit dl rm
configHelpSourceEdit.py	6725	0644	edit dl rm
configSectionNameDialog.py	4314	0644	edit dl rm
CREDITS.txt	1865	0644	edit dl rm
Debugger.py	16367	0644	edit dl rm
Delegator.py	665	0644	edit dl rm
dynOptionMenuWidget.py	1308	0644	edit dl rm
EditorWindow.py	66307	0644	edit dl rm
extend.txt	3642	0644	edit dl rm
FileList.py	3814	0644	edit dl rm
FormatParagraph.py	7166	0644	edit dl rm
GrepDialog.py	4111	0644	edit dl rm
help.txt	11994	0644	edit dl rm
HISTORY.txt	10317	0644	edit dl rm
HyperParser.py	10562	0644	edit dl rm
idle.py	400	0644	edit dl rm
idle.pyw	671	0644	edit dl rm
IdleHistory.py	4117	0644	edit dl rm
idlever.py	23	0644	edit dl rm
IOBinding.py	19862	0644	edit dl rm
keybindingDialog.py	12427	0644	edit dl rm
macosxSupport.py	7172	0644	edit dl rm
MultiCall.py	17529	0644	edit dl rm
MultiStatusBar.py	783	0644	edit dl rm
NEWS.txt	34417	0644	edit dl rm
ObjectBrowser.py	3749	0644	edit dl rm
OutputWindow.py	4394	0644	edit dl rm
ParenMatch.py	6627	0644	edit dl rm
PathBrowser.py	2878	0644	edit dl rm
Percolator.py	2658	0644	edit dl rm
PyParse.py	19414	0644	edit dl rm
PyShell.py	57877	0755	edit dl rm
README.txt	2502	0644	edit dl rm
RemoteDebugger.py	12029	0644	edit dl rm
RemoteObjectBrowser.py	964	0644	edit dl rm
ReplaceDialog.py	5829	0644	edit dl rm
rpc.py	20953	0644	edit dl rm
RstripExtension.py	1050	0644	edit dl rm
run.py	13694	0644	edit dl rm
ScriptBinding.py	8069	0644	edit dl rm
ScrolledList.py	3997	0644	edit dl rm
SearchDialog.py	2016	0644	edit dl rm
SearchDialogBase.py	5185	0644	edit dl rm
SearchEngine.py	7544	0644	edit dl rm
StackViewer.py	3567	0644	edit dl rm
tabbedpages.py	18167	0644	edit dl rm
textView.py	3545	0644	edit dl rm
TODO.txt	8478	0644	edit dl rm
ToolTip.py	2736	0644	edit dl rm
TreeWidget.py	15220	0644	edit dl rm
UndoDelegator.py	10305	0644	edit dl rm
WidgetRedirector.py	4477	0644	edit dl rm
WindowList.py	2472	0644	edit dl rm
ZoomHeight.py	1307	0644	edit dl rm
__init__.py	37	0644	edit dl rm
__main__.py	109	0644	edit dl rm

Edit: /opt/alt/python33/lib64/python3.3/idlelib/IdleHistory.py (4117B)

"Implement Idle Shell history mechanism with History class"

from idlelib.configHandler 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 ealiest 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 statememt 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 1:
            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)
                    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)
                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 test import support
    support.use_resources = ['gui']
    from unittest import main
    main('idlelib.idle_test.test_idlehistory', verbosity=2, exit=False)

cmd: