def test_solve_format(self):
"""Tests that solve print the same movie ids on the right line"""
reader = StringIO("1:\n30878\n10016:\n1751359\n234929\n")
writer = StringIO()
solve(reader, writer)
line = writer.getvalue().split('\n', 5)
self.assertEqual(line[0], "1:")
self.assertEqual(line[2], "10016:")
def test_solve_1(self):
fout = StringIO()
fin = StringIO('1:\n1')
movieratings = {1: 1}
customeraverages = {1: {1: 1}}
actual = {1: {1: 1}}
totaverage = 1
movieyears = {1: 1}
solve(fin, fout, actual, movieratings, customeraverages, totaverage, movieyears)
self.assertEqual(fout.getvalue(), '1:\n3.0\nRMSE: 2.00\n')
def test_solve_format_2(self):
"""Tests that solve prints predictions in the right format"""
reader = StringIO("1:\n30878\n10016:\n1751359\n234929\n")
writer = StringIO()
solve(reader, writer)
line = writer.getvalue().split('\n', 5)
for line_number in (1, 3, 4):
self.assertEqual(len(line[line_number]), 3)
self.assertTrue(line[line_number][0].isdigit())
self.assertEqual(line[line_number][1], ".")
self.assertTrue(line[line_number][2].isdigit())
def test_solve_format_3(self):
"""Tests that solve prints RMSE in the right format"""
reader = StringIO("1:\n30878\n10016:\n1751359\n234929\n")
writer = StringIO()
solve(reader, writer)
line = writer.getvalue().split('\n', 5)
self.assertEqual(len(line[5]), 11)
self.assertEqual(line[5][:6], "RMSE: ")
self.assertTrue(line[5][6].isdigit())
self.assertEqual(line[5][7], ".")
self.assertTrue(line[5][8].isdigit())
self.assertTrue(line[5][9].isdigit())
def test_solve_3(self):
r = StringIO.StringIO("10045:\n2314434\n")
w = StringIO.StringIO()
solve(r, w)
self.assert_(w.getvalue() == "RMSE = 0.983460336694\n10045:\n3.7\n")
def test_solve_2(self):
r = StringIO.StringIO("10010:\n1462925\n52050\n")
w = StringIO.StringIO()
solve(r, w)
self.assert_(w.getvalue() == "RMSE = 0.983460336694\n10010:\n2.4\n2.2\n")
def test_solve_1(self):
r = StringIO.StringIO("1001:\n1050889\n67976\n")
w = StringIO.StringIO()
solve(r, w)
self.assert_(w.getvalue() == "RMSE = 0.983460336694\n1001:\n4.5\n3.5\n")
#!/usr/bin/env python """ To run the program % python RunNetflix.py < RunNetflix.in > RunNetflix.out % chmod ugo+x RunNetflix.py % RunNetflix.py < RunNetflix.in > RunNetflix.out To document the program % pydoc -w Netflix """ # ------- # imports # ------- import sys from Netflix import solve # ---- # main # ---- solve(sys.stdin, sys.stdout)
#!/usr/bin/env python """ To run the program % python RunNetflix.py < RunNetflix.in > RunNetflix.out % chmod ugo+x RunNetflix.py % RunNetflix.py < RunNetflix.in > RunNetflix.out To document the program % pydoc -w Netflix """ # ------- # imports # ------- import sys from Netflix import solve # ---- # main # ---- solve(sys.stdin, sys.stdout)
def test_solve_3 (self) :
r = StringIO.StringIO("10045:\n2314434\n")
w = StringIO.StringIO()
solve(r, w)
self.assert_(w.getvalue() == "RMSE = 0.983460336694\n10045:\n3.7\n")
def test_solve_2 (self) :
r = StringIO.StringIO("10010:\n1462925\n52050\n")
w = StringIO.StringIO()
solve(r, w)
self.assert_(w.getvalue() == "RMSE = 0.983460336694\n10010:\n2.4\n2.2\n")
def test_solve_1 (self) :
r = StringIO.StringIO("1001:\n1050889\n67976\n")
w = StringIO.StringIO()
solve(r, w)
self.assert_(w.getvalue() == "RMSE = 0.983460336694\n1001:\n4.5\n3.5\n")
