edited the gitignore file

.gitignore

@@ -2,3 +2,4 @@ images/**
 output/**
 src/index.json
 .DS_Store
+src/**.wav

src/overunder.py

@@ -77,6 +77,7 @@ def eval(cmds):
             print('\n'.join(pattern))
 
         elif cmd[0] == 'save':
+            pattern = text[0:line_number + 1]
             pattern_file = open('output/patternfile.txt', 'w')
             pattern_file.write('\n'.join(pattern))
             pattern_file.close()