import os,tempfile,dircache,string,commands def gen_temp_dir(prefix=None): """generate a secure temporary directory. returns name of dir.""" dirname=tempfile.mkdtemp("",prefix) dirname+="/" return dirname def read_file(filename): """ read from the file whose name is given @param filename String : name of file to read from @return String: content of given file or None """ try: f = open(filename,"r") filecontent = f.read() f.close() except: #TODO:if debug >=1: print "(EE)[%s]: \"%s\" is not readable!"%(__name__, filename) return "" return filecontent def is_dir_readable(path): """ Gets the name of a directory. returns True if dir is readable, else False. """ return os.access(path,os.R_OK) def write_file(filename,content): """ Write content to the given filename. gets: filename,content. """ try: f = open(filename,"w")#oeffnen und schliessen => f.close() #datei ist jetzt genullt f = open(filename,"a") #anhaengend oeffnen f.write(content) f.close() return "" except: #TODO: debug #if self.debug >=1: print "(EE)[%s]: \"%s\" is not writeable!"%(__name__, filename) return filename def basename(filename): return os.path.basename(filename) def make_all_dirs_absolute(prefix,dirlist): """ this function gets an absolute pathname and a list of pathnames relative to the first. It returns this list, but with absolute entries. """ ret=[] for element in dirlist: ret.append(os.path.normpath(prefix+"/"+element)) return ret def gen_temp_dir(prefix='pk'): '''returns the name of a secure temporary directory with optional prefix as parameter''' dirname=tempfile.mkdtemp("",prefix) dirname+="/" return dirname def gen_temp_file(suffix="--gnugo"): """ returns the name of a generated temporay file. optionally gets a suffix for the filename. """ return tempfile.mkstemp(suffix)[1]