Add Python script to test the challenges directly

tests/output6.txt

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+I'm back and I'm ringin' the bell 
+A rockin' on the mike while the fly girls yell 
+In ecstasy in the back of me 
+Well that's my DJ Deshay cuttin' all them Z's 
+Hittin' hard and the girlies goin' crazy 
+Vanilla's on the mike, man I'm not lazy. 
+
+I'm lettin' my drug kick in 
+It controls my mouth and I begin 
+To just let it flow, let my concepts go 
+My posse's to the side yellin', Go Vanilla Go! 
+
+Smooth 'cause that's the way I will be 
+And if you don't give a damn, then 
+Why you starin' at me 
+So get off 'cause I control the stage 
+There's no dissin' allowed 
+I'm in my own phase 
+The girlies sa y they love me and that is ok 
+And I can dance better than any kid n' play 
+
+Stage 2 -- Yea the one ya' wanna listen to 
+It's off my head so let the beat play through 
+So I can funk it up and make it sound good 
+1-2-3 Yo -- Knock on some wood 
+For good luck, I like my rhymes atrocious 
+Supercalafragilisticexpialidocious 
+I'm an effect and that you can bet 
+I can take a fly girl and make her wet. 
+
+I'm like Samson -- Samson to Delilah 
+There's no denyin', You can try to hang 
+But you'll keep tryin' to get my style 
+Over and over, practice makes perfect 
+But not if you're a loafer. 
+
+You'll get nowhere, no place, no time, no girls 
+Soon -- Oh my God, homebody, you probably eat 
+Spaghetti with a spoon! Come on and say it! 
+
+VIP. Vanilla Ice yep, yep, I'm comin' hard like a rhino 
+Intoxicating so you stagger like a wino 
+So punks stop trying and girl stop cryin' 
+Vanilla Ice is sellin' and you people are buyin' 
+'Cause why the freaks are jockin' like Crazy Glue 
+Movin' and groovin' trying to sing along 
+All through the ghetto groovin' this here song 
+Now you're amazed by the VIP posse. 
+
+Steppin' so hard like a German Nazi 
+Startled by the bases hittin' ground 
+There's no trippin' on mine, I'm just gettin' down 
+Sparkamatic, I'm hangin' tight like a fanatic 
+You trapped me once and I thought that 
+You might have it 
+So step down and lend me your ear 
+'89 in my time! You, '90 is my year. 
+
+You're weakenin' fast, YO! and I can tell it 
+Your body's gettin' hot, so, so I can smell it 
+So don't be mad and don't be sad 
+'Cause the lyrics belong to ICE, You can call me Dad 
+You're pitchin' a fit, so step back and endure 
+Let the witch doctor, Ice, do the dance to cure 
+So come up close and don't be square 
+You wanna battle me -- Anytime, anywhere 
+
+You thought that I was weak, Boy, you're dead wrong 
+So come on, everybody and sing this song 
+
+Say -- Play that funky music Say, go white boy, go white boy go 
+play that funky music Go white boy, go white boy, go 
+Lay down and boogie and play that funky music till you die. 
+
+Play that funky music Come on, Come on, let me hear 
+Play that funky music white boy you say it, say it 
+Play that funky music A little louder now 
+Play that funky music, white boy Come on, Come on, Come on 
+Play that funky music