fix pylint

test/test_basic.py

@@ -1,22 +1,20 @@
 import subprocess
 
-import pytest
-
 def test_record_replay():
     r = subprocess.call(["gcc -o toy test/toy.c"], shell=True)
-    assert(r == 0)
+    assert r == 0
 
     with open("out1.txt", 'w') as f:
         r = subprocess.call(["mkdir mutants; muttfuzz \"./toy\" toy --score --avoid_repeats --stop_on_repeat --repeat_retries 2000 --save_results analysis.csv --save_mutants mutants"], shell=True, stdout=f, stderr=f)
-    assert(r == 0)        
+    assert r == 0
     with open("out1.txt", 'r') as f:
         contents = f.read()
     assert("FINAL MUTATION SCORE OVER 14 EXECUTED MUTANTS: 57.14%" in contents)
 
     with open("out2.txt", 'w') as f:
         r = subprocess.call(["muttfuzz \"./toy\" toy --score --avoid_repeats --stop_on_repeat --save_results s_analysis.csv --use_saved_mutants mutants"], shell=True, stdout=f, stderr=f)
-    assert(r == 0)
+    assert r == 0
     with open("out2.txt", 'r') as f:
         contents = f.read()
     assert("FINAL MUTATION SCORE OVER 14 EXECUTED MUTANTS: 57.14%" in contents)
-    
+