def main():
	
	folders = {}
	folders["politik"] = "data/politik"
	folders["sport"] = "data/sport"
	folders["wirtschaft"] = "data/wirtschaft"

	bank = ClassBank()
	l = Loader()

	# train data
	for classname, folder in folders.iteritems():
		count = 0
		content = ""
		for file in os.listdir(folder + "/train/"):
			if file.endswith(".txt"):
				count = count + 1
				content = content + " " + l.load_txt(folder + "/train/" + file)
		c = Class(classname, content, count)
		bank.addClass(c)

 	bank.train()
 	c = Classifier()

 	# test data
 	for classname, folder in folders.iteritems():
 		print "\n=== Testing",classname, "===\n"
		for file in os.listdir(folder + "/test/"):
			if file.endswith(".txt"):
				tokenizer = Tokenizer(l.load_txt(folder + "/test/" + file))
				classifiedClass = c.classify(tokenizer.getTokens(), bank)
				print file,"=",classifiedClass.getName()