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/iomenu.py (20632B)

import codecs
from codecs import BOM_UTF8
import os
import re
import shlex
import sys
import tempfile

import tkinter.filedialog as tkFileDialog
import tkinter.messagebox as tkMessageBox
from tkinter.simpledialog import askstring

import idlelib
from idlelib.config import idleConf

if idlelib.testing:  # Set True by test.test_idle to avoid setlocale.
    encoding = 'utf-8'
    errors = 'surrogateescape'
else:
    # Try setting the locale, so that we can find out
    # what encoding to use
    try:
        import locale
        locale.setlocale(locale.LC_CTYPE, "")
    except (ImportError, locale.Error):
        pass

if sys.platform == 'win32':
        encoding = 'utf-8'
        errors = 'surrogateescape'
    else:
        try:
            # Different things can fail here: the locale module may not be
            # loaded, it may not offer nl_langinfo, or CODESET, or the
            # resulting codeset may be unknown to Python. We ignore all
            # these problems, falling back to ASCII
            locale_encoding = locale.nl_langinfo(locale.CODESET)
            if locale_encoding:
                codecs.lookup(locale_encoding)
        except (NameError, AttributeError, LookupError):
            # Try getdefaultlocale: it parses environment variables,
            # which may give a clue. Unfortunately, getdefaultlocale has
            # bugs that can cause ValueError.
            try:
                locale_encoding = locale.getdefaultlocale()[1]
                if locale_encoding:
                    codecs.lookup(locale_encoding)
            except (ValueError, LookupError):
                pass

if locale_encoding:
            encoding = locale_encoding.lower()
            errors = 'strict'
        else:
            # POSIX locale or macOS
            encoding = 'ascii'
            errors = 'surrogateescape'
        # Encoding is used in multiple files; locale_encoding nowhere.
        # The only use of 'encoding' below is in _decode as initial value
        # of deprecated block asking user for encoding.
        # Perhaps use elsewhere should be reviewed.

coding_re = re.compile(r'^[ \t\f]*#.*?coding[:=][ \t]*([-\w.]+)', re.ASCII)
blank_re = re.compile(r'^[ \t\f]*(?:[#\r\n]|$)', re.ASCII)

def coding_spec(data):
    """Return the encoding declaration according to PEP 263.

When checking encoded data, only the first two lines should be passed
    in to avoid a UnicodeDecodeError if the rest of the data is not unicode.
    The first two lines would contain the encoding specification.

Raise a LookupError if the encoding is declared but unknown.
    """
    if isinstance(data, bytes):
        # This encoding might be wrong. However, the coding
        # spec must be ASCII-only, so any non-ASCII characters
        # around here will be ignored. Decoding to Latin-1 should
        # never fail (except for memory outage)
        lines = data.decode('iso-8859-1')
    else:
        lines = data
    # consider only the first two lines
    if '\n' in lines:
        lst = lines.split('\n', 2)[:2]
    elif '\r' in lines:
        lst = lines.split('\r', 2)[:2]
    else:
        lst = [lines]
    for line in lst:
        match = coding_re.match(line)
        if match is not None:
            break
        if not blank_re.match(line):
            return None
    else:
        return None
    name = match.group(1)
    try:
        codecs.lookup(name)
    except LookupError:
        # The standard encoding error does not indicate the encoding
        raise LookupError("Unknown encoding: "+name)
    return name

class IOBinding:
# One instance per editor Window so methods know which to save, close.
# Open returns focus to self.editwin if aborted.
# EditorWindow.open_module, others, belong here.

def __init__(self, editwin):
        self.editwin = editwin
        self.text = editwin.text
        self.__id_open = self.text.bind("<<open-window-from-file>>", self.open)
        self.__id_save = self.text.bind("<<save-window>>", self.save)
        self.__id_saveas = self.text.bind("<<save-window-as-file>>",
                                          self.save_as)
        self.__id_savecopy = self.text.bind("<<save-copy-of-window-as-file>>",
                                            self.save_a_copy)
        self.fileencoding = None
        self.__id_print = self.text.bind("<<print-window>>", self.print_window)

def close(self):
        # Undo command bindings
        self.text.unbind("<<open-window-from-file>>", self.__id_open)
        self.text.unbind("<<save-window>>", self.__id_save)
        self.text.unbind("<<save-window-as-file>>",self.__id_saveas)
        self.text.unbind("<<save-copy-of-window-as-file>>", self.__id_savecopy)
        self.text.unbind("<<print-window>>", self.__id_print)
        # Break cycles
        self.editwin = None
        self.text = None
        self.filename_change_hook = None

def get_saved(self):
        return self.editwin.get_saved()

def set_saved(self, flag):
        self.editwin.set_saved(flag)

def reset_undo(self):
        self.editwin.reset_undo()

filename_change_hook = None

def set_filename_change_hook(self, hook):
        self.filename_change_hook = hook

filename = None
    dirname = None

def set_filename(self, filename):
        if filename and os.path.isdir(filename):
            self.filename = None
            self.dirname = filename
        else:
            self.filename = filename
            self.dirname = None
            self.set_saved(1)
            if self.filename_change_hook:
                self.filename_change_hook()

def open(self, event=None, editFile=None):
        flist = self.editwin.flist
        # Save in case parent window is closed (ie, during askopenfile()).
        if flist:
            if not editFile:
                filename = self.askopenfile()
            else:
                filename=editFile
            if filename:
                # If editFile is valid and already open, flist.open will
                # shift focus to its existing window.
                # If the current window exists and is a fresh unnamed,
                # unmodified editor window (not an interpreter shell),
                # pass self.loadfile to flist.open so it will load the file
                # in the current window (if the file is not already open)
                # instead of a new window.
                if (self.editwin and
                        not getattr(self.editwin, 'interp', None) and
                        not self.filename and
                        self.get_saved()):
                    flist.open(filename, self.loadfile)
                else:
                    flist.open(filename)
            else:
                if self.text:
                    self.text.focus_set()
            return "break"

# Code for use outside IDLE:
        if self.get_saved():
            reply = self.maybesave()
            if reply == "cancel":
                self.text.focus_set()
                return "break"
        if not editFile:
            filename = self.askopenfile()
        else:
            filename=editFile
        if filename:
            self.loadfile(filename)
        else:
            self.text.focus_set()
        return "break"

eol = r"(\r\n)|\n|\r"  # \r\n (Windows), \n (UNIX), or \r (Mac)
    eol_re = re.compile(eol)
    eol_convention = os.linesep  # default

def loadfile(self, filename):
        try:
            # open the file in binary mode so that we can handle
            # end-of-line convention ourselves.
            with open(filename, 'rb') as f:
                two_lines = f.readline() + f.readline()
                f.seek(0)
                bytes = f.read()
        except OSError as msg:
            tkMessageBox.showerror("I/O Error", str(msg), parent=self.text)
            return False
        chars, converted = self._decode(two_lines, bytes)
        if chars is None:
            tkMessageBox.showerror("Decoding Error",
                                   "File %s\nFailed to Decode" % filename,
                                   parent=self.text)
            return False
        # We now convert all end-of-lines to '\n's
        firsteol = self.eol_re.search(chars)
        if firsteol:
            self.eol_convention = firsteol.group(0)
            chars = self.eol_re.sub(r"\n", chars)
        self.text.delete("1.0", "end")
        self.set_filename(None)
        self.text.insert("1.0", chars)
        self.reset_undo()
        self.set_filename(filename)
        if converted:
            # We need to save the conversion results first
            # before being able to execute the code
            self.set_saved(False)
        self.text.mark_set("insert", "1.0")
        self.text.yview("insert")
        self.updaterecentfileslist(filename)
        return True

def _decode(self, two_lines, bytes):
        "Create a Unicode string."
        chars = None
        # Check presence of a UTF-8 signature first
        if bytes.startswith(BOM_UTF8):
            try:
                chars = bytes[3:].decode("utf-8")
            except UnicodeDecodeError:
                # has UTF-8 signature, but fails to decode...
                return None, False
            else:
                # Indicates that this file originally had a BOM
                self.fileencoding = 'BOM'
                return chars, False
        # Next look for coding specification
        try:
            enc = coding_spec(two_lines)
        except LookupError as name:
            tkMessageBox.showerror(
                title="Error loading the file",
                message="The encoding '%s' is not known to this Python "\
                "installation. The file may not display correctly" % name,
                parent = self.text)
            enc = None
        except UnicodeDecodeError:
            return None, False
        if enc:
            try:
                chars = str(bytes, enc)
                self.fileencoding = enc
                return chars, False
            except UnicodeDecodeError:
                pass
        # Try ascii:
        try:
            chars = str(bytes, 'ascii')
            self.fileencoding = None
            return chars, False
        except UnicodeDecodeError:
            pass
        # Try utf-8:
        try:
            chars = str(bytes, 'utf-8')
            self.fileencoding = 'utf-8'
            return chars, False
        except UnicodeDecodeError:
            pass
        # Finally, try the locale's encoding. This is deprecated;
        # the user should declare a non-ASCII encoding
        try:
            # Wait for the editor window to appear
            self.editwin.text.update()
            enc = askstring(
                "Specify file encoding",
                "The file's encoding is invalid for Python 3.x.\n"
                "IDLE will convert it to UTF-8.\n"
                "What is the current encoding of the file?",
                initialvalue = encoding,
                parent = self.editwin.text)

if enc:
                chars = str(bytes, enc)
                self.fileencoding = None
            return chars, True
        except (UnicodeDecodeError, LookupError):
            pass
        return None, False  # None on failure

def maybesave(self):
        if self.get_saved():
            return "yes"
        message = "Do you want to save %s before closing?" % (
            self.filename or "this untitled document")
        confirm = tkMessageBox.askyesnocancel(
                  title="Save On Close",
                  message=message,
                  default=tkMessageBox.YES,
                  parent=self.text)
        if confirm:
            reply = "yes"
            self.save(None)
            if not self.get_saved():
                reply = "cancel"
        elif confirm is None:
            reply = "cancel"
        else:
            reply = "no"
        self.text.focus_set()
        return reply

def save(self, event):
        if not self.filename:
            self.save_as(event)
        else:
            if self.writefile(self.filename):
                self.set_saved(True)
                try:
                    self.editwin.store_file_breaks()
                except AttributeError:  # may be a PyShell
                    pass
        self.text.focus_set()
        return "break"

def save_as(self, event):
        filename = self.asksavefile()
        if filename:
            if self.writefile(filename):
                self.set_filename(filename)
                self.set_saved(1)
                try:
                    self.editwin.store_file_breaks()
                except AttributeError:
                    pass
        self.text.focus_set()
        self.updaterecentfileslist(filename)
        return "break"

def save_a_copy(self, event):
        filename = self.asksavefile()
        if filename:
            self.writefile(filename)
        self.text.focus_set()
        self.updaterecentfileslist(filename)
        return "break"

def writefile(self, filename):
        text = self.fixnewlines()
        chars = self.encode(text)
        try:
            with open(filename, "wb") as f:
                f.write(chars)
                f.flush()
                os.fsync(f.fileno())
            return True
        except OSError as msg:
            tkMessageBox.showerror("I/O Error", str(msg),
                                   parent=self.text)
            return False

def fixnewlines(self):
        "Return text with final \n if needed and os eols."
        if (self.text.get("end-2c") != '\n'
            and not hasattr(self.editwin, "interp")):  # Not shell.
            self.text.insert("end-1c", "\n")
        text = self.text.get("1.0", "end-1c")
        if self.eol_convention != "\n":
            text = text.replace("\n", self.eol_convention)
        return text

def encode(self, chars):
        if isinstance(chars, bytes):
            # This is either plain ASCII, or Tk was returning mixed-encoding
            # text to us. Don't try to guess further.
            return chars
        # Preserve a BOM that might have been present on opening
        if self.fileencoding == 'BOM':
            return BOM_UTF8 + chars.encode("utf-8")
        # See whether there is anything non-ASCII in it.
        # If not, no need to figure out the encoding.
        try:
            return chars.encode('ascii')
        except UnicodeError:
            pass
        # Check if there is an encoding declared
        try:
            # a string, let coding_spec slice it to the first two lines
            enc = coding_spec(chars)
            failed = None
        except LookupError as msg:
            failed = msg
            enc = None
        else:
            if not enc:
                # PEP 3120: default source encoding is UTF-8
                enc = 'utf-8'
        if enc:
            try:
                return chars.encode(enc)
            except UnicodeError:
                failed = "Invalid encoding '%s'" % enc
        tkMessageBox.showerror(
            "I/O Error",
            "%s.\nSaving as UTF-8" % failed,
            parent = self.text)
        # Fallback: save as UTF-8, with BOM - ignoring the incorrect
        # declared encoding
        return BOM_UTF8 + chars.encode("utf-8")

def print_window(self, event):
        confirm = tkMessageBox.askokcancel(
                  title="Print",
                  message="Print to Default Printer",
                  default=tkMessageBox.OK,
                  parent=self.text)
        if not confirm:
            self.text.focus_set()
            return "break"
        tempfilename = None
        saved = self.get_saved()
        if saved:
            filename = self.filename
        # shell undo is reset after every prompt, looks saved, probably isn't
        if not saved or filename is None:
            (tfd, tempfilename) = tempfile.mkstemp(prefix='IDLE_tmp_')
            filename = tempfilename
            os.close(tfd)
            if not self.writefile(tempfilename):
                os.unlink(tempfilename)
                return "break"
        platform = os.name
        printPlatform = True
        if platform == 'posix': #posix platform
            command = idleConf.GetOption('main','General',
                                         'print-command-posix')
            command = command + " 2>&1"
        elif platform == 'nt': #win32 platform
            command = idleConf.GetOption('main','General','print-command-win')
        else: #no printing for this platform
            printPlatform = False
        if printPlatform:  #we can try to print for this platform
            command = command % shlex.quote(filename)
            pipe = os.popen(command, "r")
            # things can get ugly on NT if there is no printer available.
            output = pipe.read().strip()
            status = pipe.close()
            if status:
                output = "Printing failed (exit status 0x%x)\n" % \
                         status + output
            if output:
                output = "Printing command: %s\n" % repr(command) + output
                tkMessageBox.showerror("Print status", output, parent=self.text)
        else:  #no printing for this platform
            message = "Printing is not enabled for this platform: %s" % platform
            tkMessageBox.showinfo("Print status", message, parent=self.text)
        if tempfilename:
            os.unlink(tempfilename)
        return "break"

opendialog = None
    savedialog = None

filetypes = (
        ("Python files", "*.py *.pyw", "TEXT"),
        ("Text files", "*.txt", "TEXT"),
        ("All files", "*"),
        )

defaultextension = '.py' if sys.platform == 'darwin' else ''

def askopenfile(self):
        dir, base = self.defaultfilename("open")
        if not self.opendialog:
            self.opendialog = tkFileDialog.Open(parent=self.text,
                                                filetypes=self.filetypes)
        filename = self.opendialog.show(initialdir=dir, initialfile=base)
        return filename

def defaultfilename(self, mode="open"):
        if self.filename:
            return os.path.split(self.filename)
        elif self.dirname:
            return self.dirname, ""
        else:
            try:
                pwd = os.getcwd()
            except OSError:
                pwd = ""
            return pwd, ""

def asksavefile(self):
        dir, base = self.defaultfilename("save")
        if not self.savedialog:
            self.savedialog = tkFileDialog.SaveAs(
                    parent=self.text,
                    filetypes=self.filetypes,
                    defaultextension=self.defaultextension)
        filename = self.savedialog.show(initialdir=dir, initialfile=base)
        return filename

def updaterecentfileslist(self,filename):
        "Update recent file list on all editor windows"
        if self.editwin.flist:
            self.editwin.update_recent_files_list(filename)

def _io_binding(parent):  # htest #
    from tkinter import Toplevel, Text

root = Toplevel(parent)
    root.title("Test IOBinding")
    x, y = map(int, parent.geometry().split('+')[1:])
    root.geometry("+%d+%d" % (x, y + 175))
    class MyEditWin:
        def __init__(self, text):
            self.text = text
            self.flist = None
            self.text.bind("<Control-o>", self.open)
            self.text.bind('<Control-p>', self.print)
            self.text.bind("<Control-s>", self.save)
            self.text.bind("<Alt-s>", self.saveas)
            self.text.bind('<Control-c>', self.savecopy)
        def get_saved(self): return 0
        def set_saved(self, flag): pass
        def reset_undo(self): pass
        def open(self, event):
            self.text.event_generate("<<open-window-from-file>>")
        def print(self, event):
            self.text.event_generate("<<print-window>>")
        def save(self, event):
            self.text.event_generate("<<save-window>>")
        def saveas(self, event):
            self.text.event_generate("<<save-window-as-file>>")
        def savecopy(self, event):
            self.text.event_generate("<<save-copy-of-window-as-file>>")

text = Text(root)
    text.pack()
    text.focus_set()
    editwin = MyEditWin(text)
    IOBinding(editwin)

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

from idlelib.idle_test.htest import run
    run(_io_binding)

cmd: