FM / idlelib

/opt/alt/python37/lib64/python3.7/idlelib/

/opt/alt/python37/lib64/python3.7/idlelib

Name	Size	Mode	Actions
Icons/	-	0755	rm
idle_test/	-	0755	rm
__pycache__/	-	0755	rm
autocomplete.py	8954	0644	edit dl rm
autocomplete_w.py	20109	0644	edit dl rm
autoexpand.py	3216	0644	edit dl rm
browser.py	8314	0644	edit dl rm
calltip.py	6318	0644	edit dl rm
calltip_w.py	7158	0644	edit dl rm
ChangeLog	56360	0644	edit dl rm
codecontext.py	11326	0644	edit dl rm
colorizer.py	12992	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	38173	0644	edit dl rm
configdialog.py	104524	0644	edit dl rm
config_key.py	14465	0644	edit dl rm
CREDITS.txt	1866	0644	edit dl rm
debugger.py	19104	0644	edit dl rm
debugger_r.py	12140	0644	edit dl rm
debugobj.py	4055	0644	edit dl rm
debugobj_r.py	1082	0644	edit dl rm
delegator.py	1043	0644	edit dl rm
dynoption.py	2017	0644	edit dl rm
editor.py	65614	0644	edit dl rm
extend.txt	3642	0644	edit dl rm
filelist.py	3896	0644	edit dl rm
format.py	15777	0644	edit dl rm
grep.py	7479	0644	edit dl rm
help.html	62214	0644	edit dl rm
help.py	11734	0644	edit dl rm
help_about.py	8981	0644	edit dl rm
history.py	4043	0644	edit dl rm
HISTORY.txt	10312	0644	edit dl rm
hyperparser.py	12883	0644	edit dl rm
idle.py	454	0644	edit dl rm
idle.pyw	570	0644	edit dl rm
iomenu.py	20632	0644	edit dl rm
macosx.py	9662	0644	edit dl rm
mainmenu.py	3918	0644	edit dl rm
multicall.py	18648	0644	edit dl rm
NEWS.txt	48791	0644	edit dl rm
NEWS2x.txt	27172	0644	edit dl rm
outwin.py	5788	0644	edit dl rm
parenmatch.py	7204	0644	edit dl rm
pathbrowser.py	3193	0644	edit dl rm
percolator.py	3130	0644	edit dl rm
pyparse.py	19947	0644	edit dl rm
pyshell.py	57247	0755	edit dl rm
query.py	14898	0644	edit dl rm
README.txt	9599	0644	edit dl rm
redirector.py	6875	0644	edit dl rm
replace.py	9889	0644	edit dl rm
rpc.py	21137	0644	edit dl rm
run.py	20293	0644	edit dl rm
runscript.py	8781	0644	edit dl rm
scrolledlist.py	4465	0644	edit dl rm
search.py	5566	0644	edit dl rm
searchbase.py	7537	0644	edit dl rm
searchengine.py	7472	0644	edit dl rm
sidebar.py	13585	0644	edit dl rm
squeezer.py	12840	0644	edit dl rm
stackviewer.py	4454	0644	edit dl rm
statusbar.py	1441	0644	edit dl rm
textview.py	6813	0644	edit dl rm
TODO.txt	8478	0644	edit dl rm
tooltip.py	6565	0644	edit dl rm
tree.py	16357	0644	edit dl rm
undo.py	11046	0644	edit dl rm
window.py	2616	0644	edit dl rm
zoomheight.py	4203	0644	edit dl rm
zzdummy.py	961	0644	edit dl rm
__init__.py	396	0644	edit dl rm
__main__.py	159	0644	edit dl rm

Edit: /opt/alt/python37/lib64/python3.7/idlelib/searchengine.py (7472B)

'''Define SearchEngine for search dialogs.'''
import re

from tkinter import StringVar, BooleanVar, TclError
import tkinter.messagebox as tkMessageBox

def get(root):
    '''Return the singleton SearchEngine instance for the process.

The single SearchEngine saves settings between dialog instances.
    If there is not a SearchEngine already, make one.
    '''
    if not hasattr(root, "_searchengine"):
        root._searchengine = SearchEngine(root)
        # This creates a cycle that persists until root is deleted.
    return root._searchengine

class SearchEngine:
    """Handles searching a text widget for Find, Replace, and Grep."""

def __init__(self, root):
        '''Initialize Variables that save search state.

The dialogs bind these to the UI elements present in the dialogs.
        '''
        self.root = root  # need for report_error()
        self.patvar = StringVar(root, '')   # search pattern
        self.revar = BooleanVar(root, False)   # regular expression?
        self.casevar = BooleanVar(root, False)   # match case?
        self.wordvar = BooleanVar(root, False)   # match whole word?
        self.wrapvar = BooleanVar(root, True)   # wrap around buffer?
        self.backvar = BooleanVar(root, False)   # search backwards?

# Access methods

def getpat(self):
        return self.patvar.get()

def setpat(self, pat):
        self.patvar.set(pat)

def isre(self):
        return self.revar.get()

def iscase(self):
        return self.casevar.get()

def isword(self):
        return self.wordvar.get()

def iswrap(self):
        return self.wrapvar.get()

def isback(self):
        return self.backvar.get()

# Higher level access methods

def setcookedpat(self, pat):
        "Set pattern after escaping if re."
        # called only in search.py: 66
        if self.isre():
            pat = re.escape(pat)
        self.setpat(pat)

def getcookedpat(self):
        pat = self.getpat()
        if not self.isre():  # if True, see setcookedpat
            pat = re.escape(pat)
        if self.isword():
            pat = r"\b%s\b" % pat
        return pat

def getprog(self):
        "Return compiled cooked search pattern."
        pat = self.getpat()
        if not pat:
            self.report_error(pat, "Empty regular expression")
            return None
        pat = self.getcookedpat()
        flags = 0
        if not self.iscase():
            flags = flags | re.IGNORECASE
        try:
            prog = re.compile(pat, flags)
        except re.error as what:
            args = what.args
            msg = args[0]
            col = args[1] if len(args) >= 2 else -1
            self.report_error(pat, msg, col)
            return None
        return prog

def report_error(self, pat, msg, col=-1):
        # Derived class could override this with something fancier
        msg = "Error: " + str(msg)
        if pat:
            msg = msg + "\nPattern: " + str(pat)
        if col >= 0:
            msg = msg + "\nOffset: " + str(col)
        tkMessageBox.showerror("Regular expression error",
                               msg, master=self.root)

def search_text(self, text, prog=None, ok=0):
        '''Return (lineno, matchobj) or None for forward/backward search.

This function calls the right function with the right arguments.
        It directly return the result of that call.

Text is a text widget. Prog is a precompiled pattern.
        The ok parameter is a bit complicated as it has two effects.

If there is a selection, the search begin at either end,
        depending on the direction setting and ok, with ok meaning that
        the search starts with the selection. Otherwise, search begins
        at the insert mark.

To aid progress, the search functions do not return an empty
        match at the starting position unless ok is True.
        '''

if not prog:
            prog = self.getprog()
            if not prog:
                return None # Compilation failed -- stop
        wrap = self.wrapvar.get()
        first, last = get_selection(text)
        if self.isback():
            if ok:
                start = last
            else:
                start = first
            line, col = get_line_col(start)
            res = self.search_backward(text, prog, line, col, wrap, ok)
        else:
            if ok:
                start = first
            else:
                start = last
            line, col = get_line_col(start)
            res = self.search_forward(text, prog, line, col, wrap, ok)
        return res

def search_forward(self, text, prog, line, col, wrap, ok=0):
        wrapped = 0
        startline = line
        chars = text.get("%d.0" % line, "%d.0" % (line+1))
        while chars:
            m = prog.search(chars[:-1], col)
            if m:
                if ok or m.end() > col:
                    return line, m
            line = line + 1
            if wrapped and line > startline:
                break
            col = 0
            ok = 1
            chars = text.get("%d.0" % line, "%d.0" % (line+1))
            if not chars and wrap:
                wrapped = 1
                wrap = 0
                line = 1
                chars = text.get("1.0", "2.0")
        return None

def search_backward(self, text, prog, line, col, wrap, ok=0):
        wrapped = 0
        startline = line
        chars = text.get("%d.0" % line, "%d.0" % (line+1))
        while 1:
            m = search_reverse(prog, chars[:-1], col)
            if m:
                if ok or m.start() < col:
                    return line, m
            line = line - 1
            if wrapped and line < startline:
                break
            ok = 1
            if line <= 0:
                if not wrap:
                    break
                wrapped = 1
                wrap = 0
                pos = text.index("end-1c")
                line, col = map(int, pos.split("."))
            chars = text.get("%d.0" % line, "%d.0" % (line+1))
            col = len(chars) - 1
        return None

def search_reverse(prog, chars, col):
    '''Search backwards and return an re match object or None.

This is done by searching forwards until there is no match.
    Prog: compiled re object with a search method returning a match.
    Chars: line of text, without \\n.
    Col: stop index for the search; the limit for match.end().
    '''
    m = prog.search(chars)
    if not m:
        return None
    found = None
    i, j = m.span()  # m.start(), m.end() == match slice indexes
    while i < col and j <= col:
        found = m
        if i == j:
            j = j+1
        m = prog.search(chars, j)
        if not m:
            break
        i, j = m.span()
    return found

def get_selection(text):
    '''Return tuple of 'line.col' indexes from selection or insert mark.
    '''
    try:
        first = text.index("sel.first")
        last = text.index("sel.last")
    except TclError:
        first = last = None
    if not first:
        first = text.index("insert")
    if not last:
        last = first
    return first, last

def get_line_col(index):
    '''Return (line, col) tuple of ints from 'line.col' string.'''
    line, col = map(int, index.split(".")) # Fails on invalid index
    return line, col

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

cmd: