parameters: (self, f)
return_statement: return int(os.path.basename(f).rstrip(PCAP_SUFFIX).
                     lstrip(PCAP_PREFIX).rsplit('_', 1)[0])
docstring: Extracts the interface name out of a pcap filename
docstring_summary: Extracts the interface name out of a pcap filename
docstring_tokens: Extracts the interface name out of a pcap filename
function: def interface_of_filename(self, f):
          """ Extracts the interface name out of a pcap filename"""
          return int(os.path.basename(f).rstrip(PCAP_SUFFIX).
                     lstrip(PCAP_PREFIX).rsplit('_', 1)[0])
function_tokens: def interface_of_filename ( self , f ) : return int ( os . path . basename ( f ) . rstrip ( PCAP_SUFFIX ) . lstrip ( PCAP_PREFIX ) . rsplit ( '_' , 1 ) [ 0 ] )