Python os.O_TMPFILE() Examples

The following are code examples for showing how to use os.O_TMPFILE(). They are extracted from open source Python projects. You can vote up the examples you like or vote down the ones you don't like. You can also save this page to your account.

Example 1
Project: python-   Author: secondtonone1   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 2
Project: ivaochdoc   Author: ivaoch   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 3
Project: news-for-good   Author: thecodinghub   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 4
Project: Tencent_Cartoon_Download   Author: Fretice   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 5
Project: fieldsight-kobocat   Author: awemulya   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 6
Project: CloudPrint   Author: William-An   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 7
Project: gardenbot   Author: GoestaO   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 8
Project: projeto   Author: BarmyPenguin   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 9
Project: flask-zhenai-mongo-echarts   Author: Fretice   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 10
Project: aweasome_learning   Author: Knight-ZXW   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 11
Project: blog_flask   Author: momantai   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise 
Example 12
Project: MyFriend-Rob   Author: lcheniv   File: tempfile.py    (license) View Source Project 4 votes vote down vote up
def TemporaryFile(mode='w+b', buffering=-1, encoding=None,
                      newline=None, suffix=None, prefix=None,
                      dir=None):
        """Create and return a temporary file.
        Arguments:
        'prefix', 'suffix', 'dir' -- as for mkstemp.
        'mode' -- the mode argument to io.open (default "w+b").
        'buffering' -- the buffer size argument to io.open (default -1).
        'encoding' -- the encoding argument to io.open (default None)
        'newline' -- the newline argument to io.open (default None)
        The file is created as mkstemp() would do it.

        Returns an object with a file-like interface.  The file has no
        name, and will cease to exist when it is closed.
        """
        global _O_TMPFILE_WORKS

        prefix, suffix, dir, output_type = _sanitize_params(prefix, suffix, dir)

        flags = _bin_openflags
        if _O_TMPFILE_WORKS:
            try:
                flags2 = (flags | _os.O_TMPFILE) & ~_os.O_CREAT
                fd = _os.open(dir, flags2, 0o600)
            except IsADirectoryError:
                # Linux kernel older than 3.11 ignores the O_TMPFILE flag:
                # O_TMPFILE is read as O_DIRECTORY. Trying to open a directory
                # with O_RDWR|O_DIRECTORY fails with IsADirectoryError, a
                # directory cannot be open to write. Set flag to False to not
                # try again.
                _O_TMPFILE_WORKS = False
            except OSError:
                # The filesystem of the directory does not support O_TMPFILE.
                # For example, OSError(95, 'Operation not supported').
                #
                # On Linux kernel older than 3.11, trying to open a regular
                # file (or a symbolic link to a regular file) with O_TMPFILE
                # fails with NotADirectoryError, because O_TMPFILE is read as
                # O_DIRECTORY.
                pass
            else:
                try:
                    return _io.open(fd, mode, buffering=buffering,
                                    newline=newline, encoding=encoding)
                except:
                    _os.close(fd)
                    raise
            # Fallback to _mkstemp_inner().

        (fd, name) = _mkstemp_inner(dir, prefix, suffix, flags, output_type)
        try:
            _os.unlink(name)
            return _io.open(fd, mode, buffering=buffering,
                            newline=newline, encoding=encoding)
        except:
            _os.close(fd)
            raise