Python os 模块,tmpnam() 实例源码

我们从Python开源项目中,提取了以下6个代码示例,用于说明如何使用os.tmpnam()

项目:oil    作者:oilshell    | 项目源码 | 文件源码
def test_tmpnam(self):
        with warnings.catch_warnings():
            warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
                                    r"test_os$")
            warnings.filterwarnings("ignore", "tmpnam", DeprecationWarning)

            name = os.tmpnam()
            if sys.platform in ("win32",):
                # The Windows tmpnam() seems useless.  From the MS docs:
                #
                #     The character string that tmpnam creates consists of
                #     the path prefix, defined by the entry P_tmpdir in the
                #     file STDIO.H, followed by a sequence consisting of the
                #     digit characters '0' through '9'; the numerical value
                #     of this string is in the range 1 - 65,535.  Changing the
                #     definitions of L_tmpnam or P_tmpdir in STDIO.H does not
                #     change the operation of tmpnam.
                #
                # The really bizarre part is that, at least under MSVC6,
                # P_tmpdir is "\\".  That is, the path returned refers to
                # the root of the current drive.  That's a terrible place to
                # put temp files, and, depending on privileges, the user
                # may not even be able to open a file in the root directory.
                self.assertFalse(os.path.exists(name),
                            "file already exists for temporary file")
            else:
                self.check_tempfile(name)

# Test attributes on return values from os.*stat* family.
项目:python2-tracer    作者:extremecoders-re    | 项目源码 | 文件源码
def test_tmpnam(self):
        with warnings.catch_warnings():
            warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
                                    r"test_os$")
            warnings.filterwarnings("ignore", "tmpnam", DeprecationWarning)

            name = os.tmpnam()
            if sys.platform in ("win32",):
                # The Windows tmpnam() seems useless.  From the MS docs:
                #
                #     The character string that tmpnam creates consists of
                #     the path prefix, defined by the entry P_tmpdir in the
                #     file STDIO.H, followed by a sequence consisting of the
                #     digit characters '0' through '9'; the numerical value
                #     of this string is in the range 1 - 65,535.  Changing the
                #     definitions of L_tmpnam or P_tmpdir in STDIO.H does not
                #     change the operation of tmpnam.
                #
                # The really bizarre part is that, at least under MSVC6,
                # P_tmpdir is "\\".  That is, the path returned refers to
                # the root of the current drive.  That's a terrible place to
                # put temp files, and, depending on privileges, the user
                # may not even be able to open a file in the root directory.
                self.assertFalse(os.path.exists(name),
                            "file already exists for temporary file")
            else:
                self.check_tempfile(name)

# Test attributes on return values from os.*stat* family.
项目:pefile.pypy    作者:cloudtracer    | 项目源码 | 文件源码
def test_tmpnam(self):
        with warnings.catch_warnings():
            warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
                                    r"test_os$")
            warnings.filterwarnings("ignore", "tmpnam", DeprecationWarning)

            name = os.tmpnam()
            if sys.platform in ("win32",):
                # The Windows tmpnam() seems useless.  From the MS docs:
                #
                #     The character string that tmpnam creates consists of
                #     the path prefix, defined by the entry P_tmpdir in the
                #     file STDIO.H, followed by a sequence consisting of the
                #     digit characters '0' through '9'; the numerical value
                #     of this string is in the range 1 - 65,535.  Changing the
                #     definitions of L_tmpnam or P_tmpdir in STDIO.H does not
                #     change the operation of tmpnam.
                #
                # The really bizarre part is that, at least under MSVC6,
                # P_tmpdir is "\\".  That is, the path returned refers to
                # the root of the current drive.  That's a terrible place to
                # put temp files, and, depending on privileges, the user
                # may not even be able to open a file in the root directory.
                self.assertFalse(os.path.exists(name),
                            "file already exists for temporary file")
            else:
                self.check_tempfile(name)

# Test attributes on return values from os.*stat* family.
项目:ndk-python    作者:gittor    | 项目源码 | 文件源码
def test_tmpnam(self):
        if not hasattr(os, "tmpnam"):
            return
        with warnings.catch_warnings():
            warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
                                    r"test_os$")
            warnings.filterwarnings("ignore", "tmpnam", DeprecationWarning)

            name = os.tmpnam()
            if sys.platform in ("win32",):
                # The Windows tmpnam() seems useless.  From the MS docs:
                #
                #     The character string that tmpnam creates consists of
                #     the path prefix, defined by the entry P_tmpdir in the
                #     file STDIO.H, followed by a sequence consisting of the
                #     digit characters '0' through '9'; the numerical value
                #     of this string is in the range 1 - 65,535.  Changing the
                #     definitions of L_tmpnam or P_tmpdir in STDIO.H does not
                #     change the operation of tmpnam.
                #
                # The really bizarre part is that, at least under MSVC6,
                # P_tmpdir is "\\".  That is, the path returned refers to
                # the root of the current drive.  That's a terrible place to
                # put temp files, and, depending on privileges, the user
                # may not even be able to open a file in the root directory.
                self.assertFalse(os.path.exists(name),
                            "file already exists for temporary file")
            else:
                self.check_tempfile(name)

# Test attributes on return values from os.*stat* family.
项目:code    作者:ActiveState    | 项目源码 | 文件源码
def rename(root, filelist):
    """rename(root, filelist) -> None

    Sanitize the filenames given in 'filelist', which are rooted at 'root' by
    using a set of regex rules.
    !!! NOTE: This function calls os.tmpnam() which is insecure.
    """
    if not filelist:
        return
    def apply_rules(filename):
        rulez = [('_+'       , ' '),     # One or more underscores to spaces
                 ('-{2,}'    , '-'),     # Two or more hyphens to single hyphen
                 ('&'        , 'And'),   # An ampersand to 'And'
                 ('(-)(\w*)' ,r' \1 \2')]# Spaces around hyphen seperated words

        for look_for, replacement in rulez:
            filename = re.sub(look_for, replacement, filename)
        # Capitalize first letter of every word
        filename = " ".join([ word.capitalize() for word in filename.split() ])
        return filename

    names = []
    for filename in filelist:
        basename = os.path.basename(filename)
        names.append(os.path.join(root, apply_rules(filename)))
    try:
        dest = os.tmpnam()
        fl = open(dest, 'w')
        fl.write("\n".join(names))
        fl.close()
        os.system("%s %s" % (EDITOR, dest))
        ans = 'no'
        for oldname, newname in zip(filelist, open(dest).readlines()):
            oldname = os.path.join(root, oldname)
            newname = newname.strip()
            if oldname == newname:
                print "No change from %s to %s ...skipping" % (oldname, newname)
            else:
                print "Changing %s to %s" % (oldname, newname)
                if not ans[0].lower == 'a':
                    ans = raw_input("Contine (Yes/No/All) ? [N] ") or 'no'
                    if ans[0].lower() in ('a', 'y'):
                        os.rename(oldname, newname)
                else:
                    os.rename(oldname, newname)
    finally:
        os.remove(dest)
项目:health-mosconi    作者:GNUHealth-Mosconi    | 项目源码 | 文件源码
def restore(database_name, data):
        from trytond.tools import exec_command_pipe

        database = Database().connect()
        cursor = database.cursor(autocommit=True)
        database.create(cursor, database_name)
        cursor.commit()
        cursor.close()
        database.close()

        cmd = ['pg_restore', '--no-owner']
        env = {}
        uri = parse_uri(config.get('database', 'uri'))
        if uri.username:
            cmd.append('--username=' + uri.username)
        if uri.hostname:
            cmd.append('--host=' + uri.hostname)
        if uri.port:
            cmd.append('--port=' + str(uri.port))
        if uri.password:
            env['PGPASSWORD'] = uri.password
        cmd.append('--dbname=' + database_name)
        args2 = tuple(cmd)

        if os.name == "nt":
            tmpfile = (os.environ['TMP'] or 'C:\\') + os.tmpnam()
            with open(tmpfile, 'wb') as fp:
                fp.write(data)
            args2 = list(args2)
            args2.append(' ' + tmpfile)
            args2 = tuple(args2)

        pipe = exec_command_pipe(*args2, env=env)
        if not os.name == "nt":
            pipe.stdin.write(data)
        pipe.stdin.close()
        res = pipe.wait()
        if res:
            raise Exception('Couldn\'t restore database')

        database = Database(database_name).connect()
        cursor = database.cursor()
        if not cursor.test():
            cursor.close()
            database.close()
            raise Exception('Couldn\'t restore database!')
        cursor.close()
        database.close()
        Database._list_cache = None
        return True