FM / python3.6

/usr/lib64/python3.6

Name	Size	Mode	Actions
asyncio/	-	0755	rm
collections/	-	0755	rm
concurrent/	-	0755	rm
config-3.6m-x86_64-linux-gnu/	-	0755	rm
ctypes/	-	0755	rm
curses/	-	0755	rm
dbm/	-	0755	rm
distutils/	-	0755	rm
email/	-	0755	rm
encodings/	-	0755	rm
ensurepip/	-	0755	rm
html/	-	0755	rm
http/	-	0755	rm
importlib/	-	0755	rm
json/	-	0755	rm
lib-dynload/	-	0755	rm
lib2to3/	-	0755	rm
logging/	-	0755	rm
multiprocessing/	-	0755	rm
pydoc_data/	-	0755	rm
site-packages/	-	0755	rm
sqlite3/	-	0755	rm
test/	-	0755	rm
unittest/	-	0755	rm
urllib/	-	0755	rm
venv/	-	0755	rm
wsgiref/	-	0755	rm
xml/	-	0755	rm
xmlrpc/	-	0755	rm
__pycache__/	-	0755	rm
abc.py	8727	0644	edit dl rm
aifc.py	32454	0644	edit dl rm
antigravity.py	477	0644	edit dl rm
argparse.py	90372	0644	edit dl rm
ast.py	12166	0644	edit dl rm
asynchat.py	11328	0644	edit dl rm
asyncore.py	20159	0644	edit dl rm
base64.py	20388	0755	edit dl rm
bdb.py	23556	0644	edit dl rm
binhex.py	13954	0644	edit dl rm
bisect.py	2595	0644	edit dl rm
bz2.py	12478	0644	edit dl rm
calendar.py	23213	0644	edit dl rm
cgi.py	37219	0755	edit dl rm
cgitb.py	12018	0644	edit dl rm
chunk.py	5425	0644	edit dl rm
cmd.py	14860	0644	edit dl rm
code.py	10614	0644	edit dl rm
codecs.py	36276	0644	edit dl rm
codeop.py	5994	0644	edit dl rm
colorsys.py	4064	0644	edit dl rm
compileall.py	12125	0644	edit dl rm
configparser.py	53592	0644	edit dl rm
contextlib.py	13162	0644	edit dl rm
copy.py	8815	0644	edit dl rm
copyreg.py	7007	0644	edit dl rm
cProfile.py	5380	0755	edit dl rm
crypt.py	1864	0644	edit dl rm
csv.py	16180	0644	edit dl rm
datetime.py	82034	0644	edit dl rm
decimal.py	320	0644	edit dl rm
difflib.py	84377	0644	edit dl rm
dis.py	18132	0644	edit dl rm
doctest.py	104391	0644	edit dl rm
dummy_threading.py	2815	0644	edit dl rm
enum.py	33606	0644	edit dl rm
filecmp.py	9830	0644	edit dl rm
fileinput.py	14471	0644	edit dl rm
fnmatch.py	3166	0644	edit dl rm
formatter.py	15143	0644	edit dl rm
fractions.py	23639	0644	edit dl rm
ftplib.py	35617	0644	edit dl rm
functools.py	31346	0644	edit dl rm
genericpath.py	5028	0644	edit dl rm
getopt.py	7489	0644	edit dl rm
getpass.py	5994	0644	edit dl rm
gettext.py	21530	0644	edit dl rm
glob.py	5638	0644	edit dl rm
gzip.py	20334	0644	edit dl rm
hashlib.py	8799	0644	edit dl rm
heapq.py	22929	0644	edit dl rm
hmac.py	6381	0644	edit dl rm
imaplib.py	53464	0644	edit dl rm
imghdr.py	3795	0644	edit dl rm
imp.py	10669	0644	edit dl rm
inspect.py	116958	0644	edit dl rm
io.py	3517	0644	edit dl rm
ipaddress.py	77818	0644	edit dl rm
keyword.py	2219	0755	edit dl rm
linecache.py	5312	0644	edit dl rm
locale.py	77300	0644	edit dl rm
lzma.py	12983	0644	edit dl rm
macpath.py	5971	0644	edit dl rm
macurl2path.py	2732	0644	edit dl rm
mailbox.py	78624	0644	edit dl rm
mailcap.py	9067	0644	edit dl rm
mimetypes.py	21042	0644	edit dl rm
modulefinder.py	23027	0644	edit dl rm
netrc.py	5684	0644	edit dl rm
nntplib.py	43078	0644	edit dl rm
ntpath.py	23094	0644	edit dl rm
nturl2path.py	2444	0644	edit dl rm
numbers.py	10243	0644	edit dl rm
opcode.py	5822	0644	edit dl rm
operator.py	10863	0644	edit dl rm
optparse.py	60371	0644	edit dl rm
os.py	37526	0644	edit dl rm
pathlib.py	46238	0644	edit dl rm
pdb.py	61320	0755	edit dl rm
pickle.py	55691	0644	edit dl rm
pickletools.py	91775	0644	edit dl rm
pipes.py	8916	0644	edit dl rm
pkgutil.py	21315	0644	edit dl rm
platform.py	47214	0755	edit dl rm
plistlib.py	32291	0644	edit dl rm
poplib.py	15087	0644	edit dl rm
posixpath.py	16324	0644	edit dl rm
pprint.py	20860	0644	edit dl rm
profile.py	22029	0755	edit dl rm
pstats.py	26564	0644	edit dl rm
pty.py	4763	0644	edit dl rm
pyclbr.py	13558	0644	edit dl rm
pydoc.py	103501	0644	edit dl rm
py_compile.py	7181	0644	edit dl rm
queue.py	8780	0644	edit dl rm
quopri.py	7262	0755	edit dl rm
random.py	27442	0644	edit dl rm
re.py	15552	0644	edit dl rm
reprlib.py	5336	0644	edit dl rm
rlcompleter.py	7097	0644	edit dl rm
runpy.py	11959	0644	edit dl rm
sched.py	6511	0644	edit dl rm
secrets.py	2038	0644	edit dl rm
selectors.py	19438	0644	edit dl rm
shelve.py	8515	0644	edit dl rm
shlex.py	12956	0644	edit dl rm
shutil.py	40829	0644	edit dl rm
signal.py	2123	0644	edit dl rm
site.py	21268	0644	edit dl rm
smtpd.py	34719	0755	edit dl rm
smtplib.py	44218	0755	edit dl rm
sndhdr.py	7088	0644	edit dl rm
socket.py	27443	0644	edit dl rm
socketserver.py	27010	0644	edit dl rm
sre_compile.py	19338	0644	edit dl rm
sre_constants.py	6821	0644	edit dl rm
sre_parse.py	36536	0644	edit dl rm
ssl.py	44509	0644	edit dl rm
stat.py	5038	0644	edit dl rm
statistics.py	20673	0644	edit dl rm
string.py	11795	0644	edit dl rm
stringprep.py	12917	0644	edit dl rm
struct.py	257	0644	edit dl rm
subprocess.py	62339	0644	edit dl rm
sunau.py	18095	0644	edit dl rm
symbol.py	2119	0755	edit dl rm
symtable.py	7277	0644	edit dl rm
sysconfig.py	24876	0644	edit dl rm
tabnanny.py	11411	0755	edit dl rm
tarfile.py	111776	0755	edit dl rm
telnetlib.py	23136	0644	edit dl rm
tempfile.py	28066	0644	edit dl rm
textwrap.py	19558	0644	edit dl rm
this.py	1003	0644	edit dl rm
threading.py	50136	0644	edit dl rm
timeit.py	13342	0755	edit dl rm
token.py	3075	0644	edit dl rm
tokenize.py	29496	0644	edit dl rm
trace.py	28733	0755	edit dl rm
traceback.py	23458	0644	edit dl rm
tracemalloc.py	16658	0644	edit dl rm
tty.py	879	0644	edit dl rm
types.py	8870	0644	edit dl rm
typing.py	80274	0644	edit dl rm
uu.py	6763	0755	edit dl rm
uuid.py	24020	0644	edit dl rm
warnings.py	18488	0644	edit dl rm
wave.py	17709	0644	edit dl rm
weakref.py	20466	0644	edit dl rm
webbrowser.py	22266	0755	edit dl rm
xdrlib.py	5913	0644	edit dl rm
zipapp.py	7157	0644	edit dl rm
zipfile.py	79924	0644	edit dl rm
_bootlocale.py	1301	0644	edit dl rm
_collections_abc.py	26392	0644	edit dl rm
_compat_pickle.py	8749	0644	edit dl rm
_compression.py	5340	0644	edit dl rm
_dummy_thread.py	5118	0644	edit dl rm
_markupbase.py	14598	0644	edit dl rm
_osx_support.py	19138	0644	edit dl rm
_pydecimal.py	230228	0644	edit dl rm
_pyio.py	88097	0644	edit dl rm
_sitebuiltins.py	3115	0644	edit dl rm
_strptime.py	24747	0644	edit dl rm
_sysconfigdata_dm_linux_x86_64-linux-gnu.py	30191	0644	edit dl rm
_sysconfigdata_m_linux_x86_64-linux-gnu.py	30367	0644	edit dl rm
_threading_local.py	7214	0644	edit dl rm
_weakrefset.py	5705	0644	edit dl rm
__future__.py	4841	0644	edit dl rm
__phello__.foo.py	64	0644	edit dl rm

Edit: /usr/lib64/python3.6/webbrowser.py (22266B)

#! /usr/libexec/platform-python
"""Interfaces for launching and remotely controlling Web browsers."""
# Maintained by Georg Brandl.

import os
import shlex
import shutil
import sys
import subprocess

__all__ = ["Error", "open", "open_new", "open_new_tab", "get", "register"]

class Error(Exception):
    pass

_browsers = {}          # Dictionary of available browser controllers
_tryorder = []          # Preference order of available browsers

def register(name, klass, instance=None, update_tryorder=1):
    """Register a browser connector and, optionally, connection."""
    _browsers[name.lower()] = [klass, instance]
    if update_tryorder > 0:
        _tryorder.append(name)
    elif update_tryorder < 0:
        _tryorder.insert(0, name)

def get(using=None):
    """Return a browser launcher instance appropriate for the environment."""
    if using is not None:
        alternatives = [using]
    else:
        alternatives = _tryorder
    for browser in alternatives:
        if '%s' in browser:
            # User gave us a command line, split it into name and args
            browser = shlex.split(browser)
            if browser[-1] == '&':
                return BackgroundBrowser(browser[:-1])
            else:
                return GenericBrowser(browser)
        else:
            # User gave us a browser name or path.
            try:
                command = _browsers[browser.lower()]
            except KeyError:
                command = _synthesize(browser)
            if command[1] is not None:
                return command[1]
            elif command[0] is not None:
                return command[0]()
    raise Error("could not locate runnable browser")

# Please note: the following definition hides a builtin function.
# It is recommended one does "import webbrowser" and uses webbrowser.open(url)
# instead of "from webbrowser import *".

def open(url, new=0, autoraise=True):
    for name in _tryorder:
        browser = get(name)
        if browser.open(url, new, autoraise):
            return True
    return False

def open_new(url):
    return open(url, 1)

def open_new_tab(url):
    return open(url, 2)

def _synthesize(browser, update_tryorder=1):
    """Attempt to synthesize a controller base on existing controllers.

This is useful to create a controller when a user specifies a path to
    an entry in the BROWSER environment variable -- we can copy a general
    controller to operate using a specific installation of the desired
    browser in this way.

If we can't create a controller in this way, or if there is no
    executable for the requested browser, return [None, None].

"""
    cmd = browser.split()[0]
    if not shutil.which(cmd):
        return [None, None]
    name = os.path.basename(cmd)
    try:
        command = _browsers[name.lower()]
    except KeyError:
        return [None, None]
    # now attempt to clone to fit the new name:
    controller = command[1]
    if controller and name.lower() == controller.basename:
        import copy
        controller = copy.copy(controller)
        controller.name = browser
        controller.basename = os.path.basename(browser)
        register(browser, None, controller, update_tryorder)
        return [None, controller]
    return [None, None]

# General parent classes

class BaseBrowser(object):
    """Parent class for all browsers. Do not use directly."""

args = ['%s']

def __init__(self, name=""):
        self.name = name
        self.basename = name

def open(self, url, new=0, autoraise=True):
        raise NotImplementedError

def open_new(self, url):
        return self.open(url, 1)

def open_new_tab(self, url):
        return self.open(url, 2)

@staticmethod
    def _check_url(url):
        """Ensures that the URL is safe to pass to subprocesses as a parameter"""
        if url and url.lstrip().startswith("-"):
            raise ValueError(f"Invalid URL: {url}")

class GenericBrowser(BaseBrowser):
    """Class for all browsers started with a command
       and without remote functionality."""

def __init__(self, name):
        if isinstance(name, str):
            self.name = name
            self.args = ["%s"]
        else:
            # name should be a list with arguments
            self.name = name[0]
            self.args = name[1:]
        self.basename = os.path.basename(self.name)

def open(self, url, new=0, autoraise=True):
        self._check_url(url)
        cmdline = [self.name] + [arg.replace("%s", url)
                                 for arg in self.args]
        try:
            if sys.platform[:3] == 'win':
                p = subprocess.Popen(cmdline)
            else:
                p = subprocess.Popen(cmdline, close_fds=True)
            return not p.wait()
        except OSError:
            return False

class BackgroundBrowser(GenericBrowser):
    """Class for all browsers which are to be started in the
       background."""

def open(self, url, new=0, autoraise=True):
        self._check_url(url)
        cmdline = [self.name] + [arg.replace("%s", url)
                                 for arg in self.args]
        try:
            if sys.platform[:3] == 'win':
                p = subprocess.Popen(cmdline)
            else:
                p = subprocess.Popen(cmdline, close_fds=True,
                                     start_new_session=True)
            return (p.poll() is None)
        except OSError:
            return False

class UnixBrowser(BaseBrowser):
    """Parent class for all Unix browsers with remote functionality."""

raise_opts = None
    background = False
    redirect_stdout = True
    # In remote_args, %s will be replaced with the requested URL.  %action will
    # be replaced depending on the value of 'new' passed to open.
    # remote_action is used for new=0 (open).  If newwin is not None, it is
    # used for new=1 (open_new).  If newtab is not None, it is used for
    # new=3 (open_new_tab).  After both substitutions are made, any empty
    # strings in the transformed remote_args list will be removed.
    remote_args = ['%action', '%s']
    remote_action = None
    remote_action_newwin = None
    remote_action_newtab = None

def _invoke(self, args, remote, autoraise):
        raise_opt = []
        if remote and self.raise_opts:
            # use autoraise argument only for remote invocation
            autoraise = int(autoraise)
            opt = self.raise_opts[autoraise]
            if opt: raise_opt = [opt]

cmdline = [self.name] + raise_opt + args

if remote or self.background:
            inout = subprocess.DEVNULL
        else:
            # for TTY browsers, we need stdin/out
            inout = None
        p = subprocess.Popen(cmdline, close_fds=True, stdin=inout,
                             stdout=(self.redirect_stdout and inout or None),
                             stderr=inout, start_new_session=True)
        if remote:
            # wait at most five seconds. If the subprocess is not finished, the
            # remote invocation has (hopefully) started a new instance.
            try:
                rc = p.wait(5)
                # if remote call failed, open() will try direct invocation
                return not rc
            except subprocess.TimeoutExpired:
                return True
        elif self.background:
            if p.poll() is None:
                return True
            else:
                return False
        else:
            return not p.wait()

def open(self, url, new=0, autoraise=True):
        if new == 0:
            action = self.remote_action
        elif new == 1:
            action = self.remote_action_newwin
        elif new == 2:
            if self.remote_action_newtab is None:
                action = self.remote_action_newwin
            else:
                action = self.remote_action_newtab
        else:
            raise Error("Bad 'new' parameter to open(); " +
                        "expected 0, 1, or 2, got %s" % new)

self._check_url(url.replace("%action", action))

args = [arg.replace("%action", action).replace("%s", url)
                for arg in self.remote_args]
        args = [arg for arg in args if arg]
        success = self._invoke(args, True, autoraise)
        if not success:
            # remote invocation failed, try straight way
            args = [arg.replace("%s", url) for arg in self.args]
            return self._invoke(args, False, False)
        else:
            return True

class Mozilla(UnixBrowser):
    """Launcher class for Mozilla browsers."""

remote_args = ['%action', '%s']
    remote_action = ""
    remote_action_newwin = "-new-window"
    remote_action_newtab = "-new-tab"
    background = True

class Netscape(UnixBrowser):
    """Launcher class for Netscape browser."""

raise_opts = ["-noraise", "-raise"]
    remote_args = ['-remote', 'openURL(%s%action)']
    remote_action = ""
    remote_action_newwin = ",new-window"
    remote_action_newtab = ",new-tab"
    background = True

class Galeon(UnixBrowser):
    """Launcher class for Galeon/Epiphany browsers."""

raise_opts = ["-noraise", ""]
    remote_args = ['%action', '%s']
    remote_action = "-n"
    remote_action_newwin = "-w"
    background = True

class Chrome(UnixBrowser):
    "Launcher class for Google Chrome browser."

remote_args = ['%action', '%s']
    remote_action = ""
    remote_action_newwin = "--new-window"
    remote_action_newtab = ""
    background = True

Chromium = Chrome

class Opera(UnixBrowser):
    "Launcher class for Opera browser."

remote_args = ['%action', '%s']
    remote_action = ""
    remote_action_newwin = "--new-window"
    remote_action_newtab = ""
    background = True

class Elinks(UnixBrowser):
    "Launcher class for Elinks browsers."

remote_args = ['-remote', 'openURL(%s%action)']
    remote_action = ""
    remote_action_newwin = ",new-window"
    remote_action_newtab = ",new-tab"
    background = False

# elinks doesn't like its stdout to be redirected -
    # it uses redirected stdout as a signal to do -dump
    redirect_stdout = False

class Konqueror(BaseBrowser):
    """Controller for the KDE File Manager (kfm, or Konqueror).

See the output of ``kfmclient --commands``
    for more information on the Konqueror remote-control interface.
    """

def open(self, url, new=0, autoraise=True):
        self._check_url(url)
        # XXX Currently I know no way to prevent KFM from opening a new win.
        if new == 2:
            action = "newTab"
        else:
            action = "openURL"

devnull = subprocess.DEVNULL

try:
            p = subprocess.Popen(["kfmclient", action, url],
                                 close_fds=True, stdin=devnull,
                                 stdout=devnull, stderr=devnull)
        except OSError:
            # fall through to next variant
            pass
        else:
            p.wait()
            # kfmclient's return code unfortunately has no meaning as it seems
            return True

try:
            p = subprocess.Popen(["konqueror", "--silent", url],
                                 close_fds=True, stdin=devnull,
                                 stdout=devnull, stderr=devnull,
                                 start_new_session=True)
        except OSError:
            # fall through to next variant
            pass
        else:
            if p.poll() is None:
                # Should be running now.
                return True

try:
            p = subprocess.Popen(["kfm", "-d", url],
                                 close_fds=True, stdin=devnull,
                                 stdout=devnull, stderr=devnull,
                                 start_new_session=True)
        except OSError:
            return False
        else:
            return (p.poll() is None)

class Grail(BaseBrowser):
    # There should be a way to maintain a connection to Grail, but the
    # Grail remote control protocol doesn't really allow that at this
    # point.  It probably never will!
    def _find_grail_rc(self):
        import glob
        import pwd
        import socket
        import tempfile
        tempdir = os.path.join(tempfile.gettempdir(),
                               ".grail-unix")
        user = pwd.getpwuid(os.getuid())[0]
        filename = os.path.join(tempdir, user + "-*")
        maybes = glob.glob(filename)
        if not maybes:
            return None
        s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
        for fn in maybes:
            # need to PING each one until we find one that's live
            try:
                s.connect(fn)
            except OSError:
                # no good; attempt to clean it out, but don't fail:
                try:
                    os.unlink(fn)
                except OSError:
                    pass
            else:
                return s

def _remote(self, action):
        s = self._find_grail_rc()
        if not s:
            return 0
        s.send(action)
        s.close()
        return 1

def open(self, url, new=0, autoraise=True):
        self._check_url(url)
        if new:
            ok = self._remote("LOADNEW " + url)
        else:
            ok = self._remote("LOAD " + url)
        return ok

#
# Platform support for Unix
#

# These are the right tests because all these Unix browsers require either
# a console terminal or an X display to run.

def register_X_browsers():

# use xdg-open if around
    if shutil.which("xdg-open"):
        register("xdg-open", None, BackgroundBrowser("xdg-open"))

# The default GNOME3 browser
    if "GNOME_DESKTOP_SESSION_ID" in os.environ and shutil.which("gvfs-open"):
        register("gvfs-open", None, BackgroundBrowser("gvfs-open"))

# The default GNOME browser
    if "GNOME_DESKTOP_SESSION_ID" in os.environ and shutil.which("gnome-open"):
        register("gnome-open", None, BackgroundBrowser("gnome-open"))

# The default KDE browser
    if "KDE_FULL_SESSION" in os.environ and shutil.which("kfmclient"):
        register("kfmclient", Konqueror, Konqueror("kfmclient"))

if shutil.which("x-www-browser"):
        register("x-www-browser", None, BackgroundBrowser("x-www-browser"))

# The Mozilla browsers
    for browser in ("firefox", "iceweasel", "iceape", "seamonkey"):
        if shutil.which(browser):
            register(browser, None, Mozilla(browser))

# The Netscape and old Mozilla browsers
    for browser in ("mozilla-firefox",
                    "mozilla-firebird", "firebird",
                    "mozilla", "netscape"):
        if shutil.which(browser):
            register(browser, None, Netscape(browser))

# Konqueror/kfm, the KDE browser.
    if shutil.which("kfm"):
        register("kfm", Konqueror, Konqueror("kfm"))
    elif shutil.which("konqueror"):
        register("konqueror", Konqueror, Konqueror("konqueror"))

# Gnome's Galeon and Epiphany
    for browser in ("galeon", "epiphany"):
        if shutil.which(browser):
            register(browser, None, Galeon(browser))

# Skipstone, another Gtk/Mozilla based browser
    if shutil.which("skipstone"):
        register("skipstone", None, BackgroundBrowser("skipstone"))

# Google Chrome/Chromium browsers
    for browser in ("google-chrome", "chrome", "chromium", "chromium-browser"):
        if shutil.which(browser):
            register(browser, None, Chrome(browser))

# Opera, quite popular
    if shutil.which("opera"):
        register("opera", None, Opera("opera"))

# Next, Mosaic -- old but still in use.
    if shutil.which("mosaic"):
        register("mosaic", None, BackgroundBrowser("mosaic"))

# Grail, the Python browser. Does anybody still use it?
    if shutil.which("grail"):
        register("grail", Grail, None)

# Prefer X browsers if present
if os.environ.get("DISPLAY"):
    register_X_browsers()

# Also try console browsers
if os.environ.get("TERM"):
    if shutil.which("www-browser"):
        register("www-browser", None, GenericBrowser("www-browser"))
    # The Links/elinks browsers <http://artax.karlin.mff.cuni.cz/~mikulas/links/>
    if shutil.which("links"):
        register("links", None, GenericBrowser("links"))
    if shutil.which("elinks"):
        register("elinks", None, Elinks("elinks"))
    # The Lynx browser <http://lynx.isc.org/>, <http://lynx.browser.org/>
    if shutil.which("lynx"):
        register("lynx", None, GenericBrowser("lynx"))
    # The w3m browser <http://w3m.sourceforge.net/>
    if shutil.which("w3m"):
        register("w3m", None, GenericBrowser("w3m"))

#
# Platform support for Windows
#

if sys.platform[:3] == "win":
    class WindowsDefault(BaseBrowser):
        def open(self, url, new=0, autoraise=True):
            self._check_url(url)
            try:
                os.startfile(url)
            except OSError:
                # [Error 22] No application is associated with the specified
                # file for this operation: '<URL>'
                return False
            else:
                return True

_tryorder = []
    _browsers = {}

# First try to use the default Windows browser
    register("windows-default", WindowsDefault)

# Detect some common Windows browsers, fallback to IE
    iexplore = os.path.join(os.environ.get("PROGRAMFILES", "C:\\Program Files"),
                            "Internet Explorer\\IEXPLORE.EXE")
    for browser in ("firefox", "firebird", "seamonkey", "mozilla",
                    "netscape", "opera", iexplore):
        if shutil.which(browser):
            register(browser, None, BackgroundBrowser(browser))

#
# Platform support for MacOS
#

if sys.platform == 'darwin':
    # Adapted from patch submitted to SourceForge by Steven J. Burr
    class MacOSX(BaseBrowser):
        """Launcher class for Aqua browsers on Mac OS X

Optionally specify a browser name on instantiation.  Note that this
        will not work for Aqua browsers if the user has moved the application
        package after installation.

If no browser is specified, the default browser, as specified in the
        Internet System Preferences panel, will be used.
        """
        def __init__(self, name):
            self.name = name

def open(self, url, new=0, autoraise=True):
            self._check_url(url)
            assert "'" not in url
            # hack for local urls
            if not ':' in url:
                url = 'file:'+url

# new must be 0 or 1
            new = int(bool(new))
            if self.name == "default":
                # User called open, open_new or get without a browser parameter
                script = 'open location "%s"' % url.replace('"', '%22') # opens in default browser
            else:
                # User called get and chose a browser
                if self.name == "OmniWeb":
                    toWindow = ""
                else:
                    # Include toWindow parameter of OpenURL command for browsers
                    # that support it.  0 == new window; -1 == existing
                    toWindow = "toWindow %d" % (new - 1)
                cmd = 'OpenURL "%s"' % url.replace('"', '%22')
                script = '''tell application "%s"
                                activate
                                %s %s
                            end tell''' % (self.name, cmd, toWindow)
            # Open pipe to AppleScript through osascript command
            osapipe = os.popen("osascript", "w")
            if osapipe is None:
                return False
            # Write script to osascript's stdin
            osapipe.write(script)
            rc = osapipe.close()
            return not rc

class MacOSXOSAScript(BaseBrowser):
        def __init__(self, name):
            self._name = name

def open(self, url, new=0, autoraise=True):
            self._check_url(url)
            if self._name == 'default':
                script = 'open location "%s"' % url.replace('"', '%22') # opens in default browser
            else:
                script = '''
                   tell application "%s"
                       activate
                       open location "%s"
                   end
                   '''%(self._name, url.replace('"', '%22'))

osapipe = os.popen("osascript", "w")
            if osapipe is None:
                return False

osapipe.write(script)
            rc = osapipe.close()
            return not rc

# Don't clear _tryorder or _browsers since OS X can use above Unix support
    # (but we prefer using the OS X specific stuff)
    register("safari", None, MacOSXOSAScript('safari'), -1)
    register("firefox", None, MacOSXOSAScript('firefox'), -1)
    register("chrome", None, MacOSXOSAScript('chrome'), -1)
    register("MacOSX", None, MacOSXOSAScript('default'), -1)

# OK, now that we know what the default preference orders for each
# platform are, allow user to override them with the BROWSER variable.
if "BROWSER" in os.environ:
    _userchoices = os.environ["BROWSER"].split(os.pathsep)
    _userchoices.reverse()

# Treat choices in same way as if passed into get() but do register
    # and prepend to _tryorder
    for cmdline in _userchoices:
        if cmdline != '':
            cmd = _synthesize(cmdline, -1)
            if cmd[1] is None:
                register(cmdline, None, GenericBrowser(cmdline), -1)
    cmdline = None # to make del work if _userchoices was empty
    del cmdline
    del _userchoices

# what to do if _tryorder is now empty?

def main():
    import getopt
    usage = """Usage: %s [-n | -t] url
    -n: open new window
    -t: open new tab""" % sys.argv[0]
    try:
        opts, args = getopt.getopt(sys.argv[1:], 'ntd')
    except getopt.error as msg:
        print(msg, file=sys.stderr)
        print(usage, file=sys.stderr)
        sys.exit(1)
    new_win = 0
    for o, a in opts:
        if o == '-n': new_win = 1
        elif o == '-t': new_win = 2
    if len(args) != 1:
        print(usage, file=sys.stderr)
        sys.exit(1)

url = args[0]
    open(url, new_win)

print("\a")

if __name__ == "__main__":
    main()

cmd: