CR: pass -j, -q, -v to pytest

Author: pkch

mypy/waiter.py

@@ -37,13 +37,11 @@ def __init__(self, name: str, args: List[str], *, cwd: str = None,
         self.passthrough = passthrough
 
     def start(self) -> None:
-        if self.passthrough is None:
+        if self.passthrough is None or self.passthrough < 0:
             self.outfile = tempfile.TemporaryFile()
         else:
             if self.passthrough >= 0:
                 self.outfile = None
-            else:
-                self.outfile = DEVNULL
         self.start_time = time.perf_counter()
         self.process = Popen(self.args, cwd=self.cwd, env=self.env,
                              stdout=self.outfile, stderr=STDOUT)

runtests.py

@@ -422,6 +422,13 @@ def main() -> None:
         pyt_arglist.append('--lf')
     if ff:
         pyt_arglist.append('--ff')
+    if verbosity >= 1:
+        pyt_arglist.extend(['-v'] * verbosity)
+    elif verbosity < 0:
+        pyt_arglist.extend(['-q'] * (-verbosity))
+    if parallel_limit:
+        if '-n' not in pyt_arglist:
+            pyt_arglist.append('-n{}'.format(parallel_limit))
 
     driver = Driver(whitelist=whitelist, blacklist=blacklist, lf=lf, ff=ff,
                     arglist=arglist, pyt_arglist=pyt_arglist, verbosity=verbosity,