bpo-38731: Fix NameError in command-line interface of py_compile (GH-21617)

diff --git a/Lib/py_compile.py b/Lib/py_compile.py
index 2173689..a81f493 100644
--- a/Lib/py_compile.py
+++ b/Lib/py_compile.py
@@ -197,12 +197,10 @@
                 compile(filename, doraise=True)
             except PyCompileError as error:
                 rv = 1
-                if quiet < 2:
-                    sys.stderr.write("%s\n" % error.msg)
+                sys.stderr.write("%s\n" % error.msg)
             except OSError as error:
                 rv = 1
-                if quiet < 2:
-                    sys.stderr.write("%s\n" % error)
+                sys.stderr.write("%s\n" % error)
     else:
         for filename in args:
             try:
@@ -210,8 +208,7 @@
             except PyCompileError as error:
                 # return value to indicate at least one failure
                 rv = 1
-                if quiet < 2:
-                    sys.stderr.write("%s\n" % error.msg)
+                sys.stderr.write("%s\n" % error.msg)
     return rv
 
 if __name__ == "__main__":