JezK

Edit File: list_mount_points.py

def mount_points():
    try:
        return list(mount_points_from_getmnt())
    except AttributeError:
        return mount_points_from_df()

def mount_points_from_getmnt():
    for elem in _mounted_filesystems_from_getmnt():
        yield elem.mount_dir

def mount_points_from_df():
    import subprocess
    df_output = subprocess.Popen(["df", "-P"], stdout=subprocess.PIPE).stdout
    return list(_mount_points_from_df_output(df_output))

def _mount_points_from_df_output(df_output):
    def skip_header():
        df_output.readline()
    def chomp(string):
        return string.rstrip(b'\n')

skip_header()
    for line in df_output:
        line = chomp(line)
        yield (line.split(None, 5)[-1]).decode('utf-8')

def _mounted_filesystems_from_getmnt() :
    from ctypes import Structure, c_char_p, c_int, c_void_p, cdll, POINTER
    from ctypes.util import find_library
    import sys
    class Filesystem:
        def __init__(self, mount_dir, type, name) :
            self.mount_dir = mount_dir
            self.type = type
            self.name = name
    class mntent_struct(Structure):
        _fields_ = [("mnt_fsname", c_char_p),  # Device or server for
                                               # filesystem.
                    ("mnt_dir", c_char_p),     # Directory mounted on.
                    ("mnt_type", c_char_p),    # Type of filesystem: ufs,
                                               # nfs, etc.
                    ("mnt_opts", c_char_p),    # Comma-separated options
                                               # for fs.
                    ("mnt_freq", c_int),       # Dump frequency (in days).
                    ("mnt_passno", c_int)]     # Pass number for `fsck'.

if sys.platform == "cygwin":
        libc_name = "cygwin1.dll"
    else:
        libc_name = find_library("c")

if libc_name == None :
        libc_name="/lib/libc.so.6" # fix for my Gentoo 4.0

libc = cdll.LoadLibrary(libc_name)
    libc.getmntent.restype = POINTER(mntent_struct)
    libc.getmntent.argtypes = [c_void_p]
    libc.fopen.restype = c_void_p
    libc.fclose.argtypes = [c_void_p]

f = libc.fopen(b"/proc/mounts", b"r")
    if f==None:
        f = libc.fopen(b"/etc/mtab", b"r")
        if f == None:
            raise IOError("Unable to open /proc/mounts nor /etc/mtab")

fse = sys.getfilesystemencoding()

while True:
        entry = libc.getmntent(f)
        if bool(entry) == False:
            libc.fclose(f)
            break
        yield Filesystem(
            entry.contents.mnt_dir.decode(fse, 'surrogateescape'),
            entry.contents.mnt_type.decode('ascii'),
            entry.contents.mnt_fsname.decode(fse, 'surrogateescape'))

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