splitter.py

#!/usr/bin/env python
#see
import unittest
def split(line,types=None,delimiter=None):
	"""split a line of text optionally performs type conversion.
	"""
	fields=line.split(delimiter)
	if types:
		fields=[ty(val) for ty, val in zip(types,fields)]
	return fields
class TestSplitFunction(unittest.TestCase):
	def setUp(self):
		#perform set up actions(if any)
		pass
	def tearDown(self):
		#perform clean-up actions(if any)
		pass
	def testsimplestring(self):
		r=split('GOOG 100 490.50')
		self.assertEqual(r,['GOOG','100','490.50'])
	def testtypeconver(self):
		r=split('GOOG 100 490.50',[str,int,float])
		self.assertEqual(r,['GOOG','100','490.50'])
	def testdelimiter(self):
		r=split('GOOG,100,490.50',delimiter=',')
		self.assertEqual(r,['GOOG','100','490.50']) 
#Run the unittest
if __name__ == '__main__':
	unittest.main()