Exemplo n.º 1
0
 def test_pstats_conversion(self):
     def pstat_id(fs):
         return (fs.module, fs.lineno, fs.name)
     
     def a():
         d()
     def b():
         d()
     def c():
         pass
     def d():
         pass
         
     _timings = {"a_1":12,"b_1":7,"c_1":5,"d_1":2}
     _yappi._set_test_timings(_timings)            
     stats = utils.run_and_get_func_stats(a,)
     stats.strip_dirs()    
     stats.save("a1.pstats", type="pstat")
     fsa_pid = pstat_id(utils.find_stat_by_name(stats, "a"))
     fsd_pid = pstat_id(utils.find_stat_by_name(stats, "d"))
     yappi.clear_stats()
     _yappi._set_test_timings(_timings)
     stats = utils.run_and_get_func_stats(a,)
     stats.strip_dirs()
     stats.save("a2.pstats", type="pstat")
     yappi.clear_stats()
     _yappi._set_test_timings(_timings)
     stats = utils.run_and_get_func_stats(b,)        
     stats.strip_dirs()
     stats.save("b1.pstats", type="pstat")
     fsb_pid = pstat_id(utils.find_stat_by_name(stats, "b"))
     yappi.clear_stats()
     _yappi._set_test_timings(_timings)
     stats = utils.run_and_get_func_stats(c,)
     stats.strip_dirs()
     stats.save("c1.pstats", type="pstat")
     fsc_pid = pstat_id(utils.find_stat_by_name(stats, "c"))
     
     # merge saved stats and check pstats values are correct
     import pstats
     p = pstats.Stats('a1.pstats', 'a2.pstats', 'b1.pstats', 'c1.pstats')
     p.strip_dirs()
     # ct = ttot, tt = tsub
     (cc, nc, tt, ct, callers) = p.stats[fsa_pid]
     self.assertEqual(cc, nc, 2)
     self.assertEqual(tt, 20)
     self.assertEqual(ct, 24)
     (cc, nc, tt, ct, callers) = p.stats[fsd_pid]
     self.assertEqual(cc, nc, 3)
     self.assertEqual(tt, 6)
     self.assertEqual(ct, 6)        
     self.assertEqual(len(callers), 2)
     (cc, nc, tt, ct) = callers[fsa_pid]
     self.assertEqual(cc, nc, 2)
     self.assertEqual(tt, 4)
     self.assertEqual(ct, 4)
     (cc, nc, tt, ct) = callers[fsb_pid]
     self.assertEqual(cc, nc, 1)
     self.assertEqual(tt, 2)
     self.assertEqual(ct, 2)        
Exemplo n.º 2
0
    def test_abcd(self):
        _timings = {"a_1":6,"b_1":5,"c_1":3, "d_1":1}
        _yappi._set_test_timings(_timings)

        def a():
            b()
        def b():
            c()
        def c():
            d()
        def d():
            pass
        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        fsc = utils.find_stat_by_name(stats, 'c')
        fsd = utils.find_stat_by_name(stats, 'd')
        cfsab = fsa.children[fsb]
        cfsbc = fsb.children[fsc]
        cfscd = fsc.children[fsd]

        self.assertEqual(fsa.ttot , 6)
        self.assertEqual(fsa.tsub , 1)
        self.assertEqual(fsb.ttot , 5)
        self.assertEqual(fsb.tsub , 2)
        self.assertEqual(fsc.ttot , 3)
        self.assertEqual(fsc.tsub , 2)
        self.assertEqual(fsd.ttot , 1)
        self.assertEqual(fsd.tsub , 1)
        self.assertEqual(cfsab.ttot , 5)
        self.assertEqual(cfsab.tsub , 2)
        self.assertEqual(cfsbc.ttot , 3)
        self.assertEqual(cfsbc.tsub , 2)
        self.assertEqual(cfscd.ttot , 1)
        self.assertEqual(cfscd.tsub , 1)
Exemplo n.º 3
0
    def test_aaab(self):
        _timings = {"a_1":13,"a_2":10,"a_3":6,"b_1":1}
        _yappi._set_test_timings(_timings)

        self._ncall = 1
        def a():
            if self._ncall == 3:
                b()
                return
            self._ncall += 1
            a()
        def b():
            return
            
        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        cfsaa = fsa.children[fsa]
        cfsab = fsa.children[fsb]
        self.assertEqual(fsa.ttot , 13)
        self.assertEqual(fsa.tsub , 12)
        self.assertEqual(fsb.ttot , 1)
        self.assertEqual(fsb.tsub , 1)
        self.assertEqual(cfsaa.ttot , 10)
        self.assertEqual(cfsaa.tsub , 9)
        self.assertEqual(cfsab.ttot , 1)
        self.assertEqual(cfsab.tsub , 1)
Exemplo n.º 4
0
    def test_abab(self):
        _timings = {"a_1":13,"b_1":10,"a_2":6,"b_2":1}
        _yappi._set_test_timings(_timings)

        self._ncall = 1
        def a():
            b()
        def b():
            if self._ncall == 2:
                return
            self._ncall += 1
            a()
            
        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        cfsab = fsa.children[fsb]
        cfsba = fsb.children[fsa]
        self.assertEqual(fsa.ttot , 13)
        self.assertEqual(fsa.tsub , 8)
        self.assertEqual(fsb.ttot , 10)
        self.assertEqual(fsb.tsub , 5)
        self.assertEqual(cfsab.ttot , 10)
        self.assertEqual(cfsab.tsub , 5)
        self.assertEqual(cfsab.ncall , 2)
        self.assertEqual(cfsab.nactualcall , 1)
        self.assertEqual(cfsba.ttot , 6)
        self.assertEqual(cfsba.tsub , 5)
Exemplo n.º 5
0
    def test_abbb(self):
        _timings = {"a_1": 13, "b_1": 10, "b_2": 6, "b_3": 1}
        _yappi._set_test_timings(_timings)

        self._ncall = 1

        def a():
            if self._ncall == 1:
                b()

        def b():
            if self._ncall == 3:
                return
            self._ncall += 1
            b()

        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, "a")
        fsb = utils.find_stat_by_name(stats, "b")
        cfsab = fsa.children[fsb]
        cfsbb = fsb.children[fsb]
        self.assertEqual(fsa.ttot, 13)
        self.assertEqual(fsa.tsub, 3)
        self.assertEqual(fsb.ttot, 10)
        self.assertEqual(fsb.tsub, 10)
        self.assertEqual(fsb.ncall, 3)
        self.assertEqual(fsb.nactualcall, 1)
        self.assertEqual(cfsab.ttot, 10)
        self.assertEqual(cfsab.tsub, 4)
        self.assertEqual(cfsbb.ttot, 6)
        self.assertEqual(cfsbb.tsub, 6)
        self.assertEqual(cfsbb.nactualcall, 0)
        self.assertEqual(cfsbb.ncall, 2)
Exemplo n.º 6
0
    def test_abaa(self):
        _timings = {"a_1":13,"b_1":10,"a_2":9,"a_3":5}
        _yappi._set_test_timings(_timings)

        self._ncall = 1
        def a():
            if self._ncall == 1:
                b()
            elif self._ncall == 2:
                self._ncall += 1
                a()
            else:
                return
        def b():
            self._ncall += 1
            a()
            
        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        cfsaa = fsa.children[fsa]
        cfsba = fsb.children[fsa]
        self.assertEqual(fsb.ttot , 10)
        self.assertEqual(fsb.tsub , 1)
        self.assertEqual(fsa.ttot , 13)
        self.assertEqual(fsa.tsub , 12)
        self.assertEqual(cfsaa.ttot , 5)
        self.assertEqual(cfsaa.tsub , 5)
        self.assertEqual(cfsba.ttot , 9)
        self.assertEqual(cfsba.tsub , 4)
Exemplo n.º 7
0
 def test_strip_dirs(self):
     def a():
         pass
     stats = utils.run_and_get_func_stats(a,)
     stats.strip_dirs()
     fsa = utils.find_stat_by_name(stats, "a")        
     self.assertEqual(fsa.module, os.path.basename(fsa.module))
Exemplo n.º 8
0
    def test_abcabc(self):
        _timings = {"a_1":20,"b_1":19,"c_1":17, "a_2":13, "b_2":11, "c_2":9, "a_3":6}
        _yappi._set_test_timings(_timings)
            
        def a(n):
            if n == 3:
                return
            else:
                b(n)
        def b(n):        
            c(n)    
        def c(n):
            a(n+1)    

        stats = utils.run_and_get_func_stats(a, 1)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        fsc = utils.find_stat_by_name(stats, 'c')
        self.assertEqual(fsa.ncall , 3)
        self.assertEqual(fsa.nactualcall , 1)
        self.assertEqual(fsa.ttot , 20)
        self.assertEqual(fsa.tsub , 9)
        self.assertEqual(fsb.ttot , 19)
        self.assertEqual(fsb.tsub , 4)
        self.assertEqual(fsc.ttot , 17)
        self.assertEqual(fsc.tsub , 7)
        cfsab = fsa.children[fsb]
        cfsbc = fsb.children[fsc]
        cfsca = fsc.children[fsa]
        self.assertEqual(cfsab.ttot , 19)
        self.assertEqual(cfsab.tsub , 4)
        self.assertEqual(cfsbc.ttot , 17)
        self.assertEqual(cfsbc.tsub , 7)
        self.assertEqual(cfsca.ttot , 13)
        self.assertEqual(cfsca.tsub , 8)
Exemplo n.º 9
0
 def test_fibonacci(self):
     def fib(n):
        if n > 1:
            return fib(n-1) + fib(n-2)
        else:
            return n
     stats = utils.run_and_get_func_stats(fib, 22)
     fs = utils.find_stat_by_name(stats, 'fib')
     self.assertEqual(fs.ncall, 57313)
     self.assertEqual(fs.ttot, fs.tsub)
Exemplo n.º 10
0
    def test_aabccb(self):
        _timings = {
            "a_1": 13,
            "a_2": 11,
            "b_1": 9,
            "c_1": 5,
            "c_2": 3,
            "b_2": 1
        }
        _yappi._set_test_timings(_timings)
        self._ncall = 1

        def a():
            if self._ncall == 1:
                self._ncall += 1
                a()
            else:
                b()

        def b():
            if self._ncall == 3:
                return
            else:
                c()

        def c():
            if self._ncall == 2:
                self._ncall += 1
                c()
            else:
                b()

        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        fsc = utils.find_stat_by_name(stats, 'c')
        cfsaa = fsa.children[fsa.index]
        cfsab = fsa.children[fsb]
        cfsbc = fsb.children[fsc.full_name]
        cfscc = fsc.children[fsc]
        cfscb = fsc.children[fsb]
        self.assertEqual(fsb.ttot, 9)
        self.assertEqual(fsb.tsub, 5)
        self.assertEqual(cfsbc.ttot, 5)
        self.assertEqual(cfsbc.tsub, 2)
        self.assertEqual(fsa.ttot, 13)
        self.assertEqual(fsa.tsub, 4)
        self.assertEqual(cfsab.ttot, 9)
        self.assertEqual(cfsab.tsub, 4)
        self.assertEqual(cfsaa.ttot, 11)
        self.assertEqual(cfsaa.tsub, 2)
        self.assertEqual(fsc.ttot, 5)
        self.assertEqual(fsc.tsub, 4)
Exemplo n.º 11
0
    def test_stat_sorting(self):
        _timings = {"a_1": 13, "b_1": 10, "a_2": 6, "b_2": 1}
        _yappi._set_test_timings(_timings)

        self._ncall = 1

        def a():
            b()

        def b():
            if self._ncall == 2:
                return
            self._ncall += 1
            a()

        stats = utils.run_and_get_func_stats(a)
        stats = stats.sort("totaltime", "desc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.ttot >= stat.ttot)
            prev_stat = stat
        stats = stats.sort("totaltime", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.ttot <= stat.ttot)
            prev_stat = stat
        stats = stats.sort("avgtime", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.tavg <= stat.tavg)
            prev_stat = stat
        stats = stats.sort("name", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.name <= stat.name)
            prev_stat = stat
        stats = stats.sort("subtime", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.tsub <= stat.tsub)
            prev_stat = stat

        self.assertRaises(yappi.YappiError, stats.sort,
                          "invalid_func_sorttype_arg")
        self.assertRaises(yappi.YappiError, stats.sort, "totaltime",
                          "invalid_func_sortorder_arg")
Exemplo n.º 12
0
    def test_abcbca(self):
        _timings = {
            "a_1": 10,
            "b_1": 9,
            "c_1": 7,
            "b_2": 4,
            "c_2": 2,
            "a_2": 1
        }
        _yappi._set_test_timings(_timings)
        self._ncall = 1

        def a():
            if self._ncall == 1:
                b()
            else:
                return

        def b():
            c()

        def c():
            if self._ncall == 1:
                self._ncall += 1
                b()
            else:
                a()

        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        fsc = utils.find_stat_by_name(stats, 'c')
        cfsab = fsa.children[fsb]
        cfsbc = fsb.children[fsc]
        cfsca = fsc.children[fsa]
        self.assertEqual(fsa.ttot, 10)
        self.assertEqual(fsa.tsub, 2)
        self.assertEqual(fsb.ttot, 9)
        self.assertEqual(fsb.tsub, 4)
        self.assertEqual(fsc.ttot, 7)
        self.assertEqual(fsc.tsub, 4)
        self.assertEqual(cfsab.ttot, 9)
        self.assertEqual(cfsab.tsub, 2)
        self.assertEqual(cfsbc.ttot, 7)
        self.assertEqual(cfsbc.tsub, 4)
        self.assertEqual(cfsca.ttot, 1)
        self.assertEqual(cfsca.tsub, 1)
        self.assertEqual(cfsca.ncall, 1)
        self.assertEqual(cfsca.nactualcall, 0)
Exemplo n.º 13
0
    def test_abcadc(self):
        _timings = {
            "a_1": 20,
            "b_1": 19,
            "c_1": 17,
            "a_2": 13,
            "d_1": 12,
            "c_2": 10,
            "a_3": 5
        }
        _yappi._set_test_timings(_timings)

        def a(n):
            if n == 3:
                return
            if n == 1 + 1:
                d(n)
            else:
                b(n)

        def b(n):
            c(n)

        def c(n):
            a(n + 1)

        def d(n):
            c(n)

        stats = utils.run_and_get_func_stats(a, 1)
        fsa = utils.find_stat_by_name(stats, 'a')
        fsb = utils.find_stat_by_name(stats, 'b')
        fsc = utils.find_stat_by_name(stats, 'c')
        fsd = utils.find_stat_by_name(stats, 'd')
        self.assertEqual(fsa.ncall, 3)
        self.assertEqual(fsa.nactualcall, 1)
        self.assertEqual(fsa.ttot, 20)
        self.assertEqual(fsa.tsub, 7)
        self.assertEqual(fsb.ttot, 19)
        self.assertEqual(fsb.tsub, 2)
        self.assertEqual(fsc.ttot, 17)
        self.assertEqual(fsc.tsub, 9)
        self.assertEqual(fsd.ttot, 12)
        self.assertEqual(fsd.tsub, 2)
        cfsca = fsc.children[fsa]
        self.assertEqual(cfsca.nactualcall, 0)
        self.assertEqual(cfsca.ncall, 2)
        self.assertEqual(cfsca.ttot, 13)
        self.assertEqual(cfsca.tsub, 6)
Exemplo n.º 14
0
    def test_stat_sorting(self):
        _timings = {"a_1": 13, "b_1": 10, "a_2": 6, "b_2": 1}
        _yappi._set_test_timings(_timings)

        self._ncall = 1

        def a():
            b()

        def b():
            if self._ncall == 2:
                return
            self._ncall += 1
            a()

        stats = utils.run_and_get_func_stats(a)
        stats = stats.sort("totaltime", "desc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.ttot >= stat.ttot)
            prev_stat = stat
        stats = stats.sort("totaltime", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.ttot <= stat.ttot)
            prev_stat = stat
        stats = stats.sort("avgtime", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.tavg <= stat.tavg)
            prev_stat = stat
        stats = stats.sort("name", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.name <= stat.name)
            prev_stat = stat
        stats = stats.sort("subtime", "asc")
        prev_stat = None
        for stat in stats:
            if prev_stat:
                self.assertTrue(prev_stat.tsub <= stat.tsub)
            prev_stat = stat

        self.assertRaises(yappi.YappiError, stats.sort, "invalid_func_sorttype_arg")
        self.assertRaises(yappi.YappiError, stats.sort, "totaltime", "invalid_func_sortorder_arg")
Exemplo n.º 15
0
    def test_aabccb(self):
        _timings = {"a_1": 13, "a_2": 11, "b_1": 9, "c_1": 5, "c_2": 3, "b_2": 1}
        _yappi._set_test_timings(_timings)
        self._ncall = 1

        def a():
            if self._ncall == 1:
                self._ncall += 1
                a()
            else:
                b()

        def b():
            if self._ncall == 3:
                return
            else:
                c()

        def c():
            if self._ncall == 2:
                self._ncall += 1
                c()
            else:
                b()

        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, "a")
        fsb = utils.find_stat_by_name(stats, "b")
        fsc = utils.find_stat_by_name(stats, "c")
        cfsaa = fsa.children[fsa.index]
        cfsab = fsa.children[fsb]
        cfsbc = fsb.children[fsc.full_name]
        cfscc = fsc.children[fsc]
        cfscb = fsc.children[fsb]
        self.assertEqual(fsb.ttot, 9)
        self.assertEqual(fsb.tsub, 5)
        self.assertEqual(cfsbc.ttot, 5)
        self.assertEqual(cfsbc.tsub, 2)
        self.assertEqual(fsa.ttot, 13)
        self.assertEqual(fsa.tsub, 4)
        self.assertEqual(cfsab.ttot, 9)
        self.assertEqual(cfsab.tsub, 4)
        self.assertEqual(cfsaa.ttot, 11)
        self.assertEqual(cfsaa.tsub, 2)
        self.assertEqual(fsc.ttot, 5)
        self.assertEqual(fsc.tsub, 4)
Exemplo n.º 16
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 def test_aaaa(self):
     _timings = {"d_1":9, "d_2":7, "d_3":3, "d_4":2}
     _yappi._set_test_timings(_timings)
     def d(n):
         if n == 3:
             return
         d(n+1)
     stats = utils.run_and_get_func_stats(d, 0)
     fsd = utils.find_stat_by_name(stats, 'd')
     self.assertEqual(fsd.ncall , 4)
     self.assertEqual(fsd.nactualcall , 1)
     self.assertEqual(fsd.ttot , 9)
     self.assertEqual(fsd.tsub , 9)
     cfsdd = fsd.children[fsd]
     self.assertEqual(cfsdd.ttot , 7)
     self.assertEqual(cfsdd.tsub , 7)
     self.assertEqual(cfsdd.ncall , 3)
     self.assertEqual(cfsdd.nactualcall , 0)
Exemplo n.º 17
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    def test_abcbca(self):
        _timings = {"a_1": 10, "b_1": 9, "c_1": 7, "b_2": 4, "c_2": 2, "a_2": 1}
        _yappi._set_test_timings(_timings)
        self._ncall = 1

        def a():
            if self._ncall == 1:
                b()
            else:
                return

        def b():
            c()

        def c():
            if self._ncall == 1:
                self._ncall += 1
                b()
            else:
                a()

        stats = utils.run_and_get_func_stats(a)
        fsa = utils.find_stat_by_name(stats, "a")
        fsb = utils.find_stat_by_name(stats, "b")
        fsc = utils.find_stat_by_name(stats, "c")
        cfsab = fsa.children[fsb]
        cfsbc = fsb.children[fsc]
        cfsca = fsc.children[fsa]
        self.assertEqual(fsa.ttot, 10)
        self.assertEqual(fsa.tsub, 2)
        self.assertEqual(fsb.ttot, 9)
        self.assertEqual(fsb.tsub, 4)
        self.assertEqual(fsc.ttot, 7)
        self.assertEqual(fsc.tsub, 4)
        self.assertEqual(cfsab.ttot, 9)
        self.assertEqual(cfsab.tsub, 2)
        self.assertEqual(cfsbc.ttot, 7)
        self.assertEqual(cfsbc.tsub, 4)
        self.assertEqual(cfsca.ttot, 1)
        self.assertEqual(cfsca.tsub, 1)
        self.assertEqual(cfsca.ncall, 1)
        self.assertEqual(cfsca.nactualcall, 0)
Exemplo n.º 18
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    def test_abcadc(self):
        _timings = {"a_1": 20, "b_1": 19, "c_1": 17, "a_2": 13, "d_1": 12, "c_2": 10, "a_3": 5}
        _yappi._set_test_timings(_timings)

        def a(n):
            if n == 3:
                return
            if n == 1 + 1:
                d(n)
            else:
                b(n)

        def b(n):
            c(n)

        def c(n):
            a(n + 1)

        def d(n):
            c(n)

        stats = utils.run_and_get_func_stats(a, 1)
        fsa = utils.find_stat_by_name(stats, "a")
        fsb = utils.find_stat_by_name(stats, "b")
        fsc = utils.find_stat_by_name(stats, "c")
        fsd = utils.find_stat_by_name(stats, "d")
        self.assertEqual(fsa.ncall, 3)
        self.assertEqual(fsa.nactualcall, 1)
        self.assertEqual(fsa.ttot, 20)
        self.assertEqual(fsa.tsub, 7)
        self.assertEqual(fsb.ttot, 19)
        self.assertEqual(fsb.tsub, 2)
        self.assertEqual(fsc.ttot, 17)
        self.assertEqual(fsc.tsub, 9)
        self.assertEqual(fsd.ttot, 12)
        self.assertEqual(fsd.tsub, 2)
        cfsca = fsc.children[fsa]
        self.assertEqual(cfsca.nactualcall, 0)
        self.assertEqual(cfsca.ncall, 2)
        self.assertEqual(cfsca.ttot, 13)
        self.assertEqual(cfsca.tsub, 6)
Exemplo n.º 19
0
 def test_merge_aabab_aabbc(self):
     _timings = {"a_1":15,"a_2":14,"b_1":12,"a_3":10,"b_2":9, "c_1":4}
     _yappi._set_test_timings(_timings)
     
     def a():
         if self._ncall == 1:
             self._ncall += 1
             a()
         elif self._ncall == 5:
             self._ncall += 1
             a()
         else:
             b()
     def b():
         if self._ncall == 2:
             self._ncall += 1
             a()
         elif self._ncall == 6:
             self._ncall += 1
             b()
         elif self._ncall == 7:
             c()
         else:
             return
     def c():
         pass
     
     self._ncall = 1
     stats = utils.run_and_get_func_stats(a,)
     stats.save("ystats1.ys")
     yappi.clear_stats()
     _yappi._set_test_timings(_timings)
     #stats.print_all()
            
     self._ncall = 5
     stats = utils.run_and_get_func_stats(a,)
     stats.save("ystats2.ys")
     #stats.print_all()
     
     def a(): # same name but another function(code object)
         pass
     yappi.start()
     a()
     stats = yappi.get_func_stats().add(["ystats1.ys", "ystats2.ys"])
     #stats.print_all()        
     self.assertEqual(len(stats), 4)
     
     fsa = None
     for stat in stats:
         if stat.name == "a" and stat.ttot == 45:
             fsa = stat
             break
     self.assertTrue(fsa is not None)
     
     self.assertEqual(fsa.ncall, 7)
     self.assertEqual(fsa.nactualcall, 3)
     self.assertEqual(fsa.ttot, 45)
     self.assertEqual(fsa.tsub, 10)
     fsb = utils.find_stat_by_name(stats, "b")
     fsc = utils.find_stat_by_name(stats, "c")
     self.assertEqual(fsb.ncall, 6)
     self.assertEqual(fsb.nactualcall, 3)
     self.assertEqual(fsb.ttot, 36)
     self.assertEqual(fsb.tsub, 27)
     self.assertEqual(fsb.tavg, 6)
     self.assertEqual(fsc.ttot, 8)
     self.assertEqual(fsc.tsub, 8)
     self.assertEqual(fsc.tavg, 4)
     self.assertEqual(fsc.nactualcall, fsc.ncall, 2)