scripts: Added missing sys imports

Unfortunately the import sys in the argparse block was hiding missing
sys imports.

The mistake was assuming the import sys in Python would limit the scope
to that if block, but Python's late binding strikes again...

scripts/bench.py

@@ -26,6 +26,7 @@ import shlex
 import shutil
 import signal
 import subprocess as sp
+import sys
 import threading as th
 import time
 import toml

scripts/changeprefix.py

@@ -23,6 +23,7 @@ import re
 import shlex
 import shutil
 import subprocess
+import sys
 import tempfile
 
 

scripts/code.py

@@ -25,6 +25,7 @@ import os
 import re
 import shlex
 import subprocess as sp
+import sys
 
 
 OBJDUMP_PATH = ['objdump']

scripts/cov.py

@@ -25,6 +25,7 @@ import os
 import re
 import shlex
 import subprocess as sp
+import sys
 
 
 # TODO use explode_asserts to avoid counting assert branches?

scripts/ctx.py

@@ -22,6 +22,7 @@ import os
 import re
 import shlex
 import subprocess as sp
+import sys
 
 
 OBJDUMP_PATH = ['objdump']

scripts/data.py

@@ -25,6 +25,7 @@ import os
 import re
 import shlex
 import subprocess as sp
+import sys
 
 
 OBJDUMP_PATH = ['objdump']

scripts/perf.py

@@ -28,6 +28,7 @@ import re
 import shlex
 import shutil
 import subprocess as sp
+import sys
 import tempfile
 import zipfile
 

scripts/perfbd.py

@@ -26,6 +26,7 @@ import os
 import re
 import shlex
 import subprocess as sp
+import sys
 
 
 OBJDUMP_PATH = ['objdump']

scripts/plot.py

@@ -23,6 +23,7 @@ import math as mt
 import os
 import shlex
 import shutil
+import sys
 import time
 
 try:

scripts/plotmpl.py

@@ -24,6 +24,7 @@ import numpy as np
 import os
 import shlex
 import shutil
+import sys
 import time
 
 import matplotlib as mpl

scripts/stack.py

@@ -22,6 +22,7 @@ import math as mt
 import os
 import re
 import subprocess as sp
+import sys
 
 
 OBJDUMP_PATH = ['objdump']

scripts/structs.py

@@ -22,6 +22,7 @@ import os
 import re
 import shlex
 import subprocess as sp
+import sys
 
 
 OBJDUMP_PATH = ['objdump']

scripts/test.py

@@ -27,6 +27,7 @@ import shlex
 import shutil
 import signal
 import subprocess as sp
+import sys
 import threading as th
 import time
 import toml

scripts/tracebd.py

@@ -21,6 +21,7 @@ import math as mt
 import os
 import re
 import shutil
+import sys
 import threading as th
 import time