libclam()
  ClamAV realscanner - uses libclamavmodule python library.
  
  This scanners is a realscanner, which can be used to scan
  for viruses. ClamAV is a free program under GPL and may be freely
  used. Its database is very well.
  
  Requires: libclamav module for python (sagator-libclamav package)
  
  Usage: libclam(options=libclam.CL_SCAN_STDOPT, limits={},
                 db_options=None, solib=None)
  
  Where: options is an number or structure, which defines libclam options.
           See clamav documentation for more info.
         limits is an tuple, which defines limits for clamav
           decompressor, see clamav doc. for more info.
         db_options is an number, which defines libclam loaddb options.
           See clamav documentation for more info. This option is available
           only with sagator-libclamav-1.2.2 or higher.
         datadir is an string, defining path to clamav virus database
           files. By default value compiled into libclamav.
           This parameter is new in 1.2.0.
         solib is a string, defining clamav shared library path and filename.
           For example for clamav-0.94.2 it's "/usr/lib/libclamav.so.5".
           By default it's autodetected. This parameter is new in 1.2.0.