trace: restore Progress indicator.

If we are not tracing to stderr, then we should still have progress
indication.

Change-Id: Ifc9678e1fccbd92251e972fcf25aad6369d60e15
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/351195
Reviewed-by: Sam Saccone <samccone@google.com>
Tested-by: LaMont Jones <lamontjones@google.com>
Reviewed-by: Xin Li <delphij@google.com>
diff --git a/progress.py b/progress.py
index f9ac53a..526ce6c 100644
--- a/progress.py
+++ b/progress.py
@@ -15,7 +15,7 @@
 import os
 import sys
 from time import time
-from repo_trace import IsTrace
+from repo_trace import IsTraceToStderr
 
 _NOT_TTY = not os.isatty(2)
 
@@ -80,7 +80,7 @@
   def update(self, inc=1, msg=''):
     self._done += inc
 
-    if _NOT_TTY or IsTrace():
+    if _NOT_TTY or IsTraceToStderr():
       return
 
     if not self._show:
@@ -113,7 +113,7 @@
       sys.stderr.flush()
 
   def end(self):
-    if _NOT_TTY or IsTrace() or not self._show:
+    if _NOT_TTY or IsTraceToStderr() or not self._show:
       return
 
     duration = duration_str(time() - self._start)
diff --git a/repo_trace.py b/repo_trace.py
index 86cbfc6..9016cb0 100644
--- a/repo_trace.py
+++ b/repo_trace.py
@@ -32,19 +32,14 @@
 
 # Temporarily set tracing to always on unless user expicitly sets to 0.
 _TRACE = os.environ.get(REPO_TRACE) != '0'
-
 _TRACE_TO_STDERR = False
-
 _TRACE_FILE = None
-
 _TRACE_FILE_NAME = 'TRACE_FILE'
-
 _MAX_SIZE = 70  # in mb
-
 _NEW_COMMAND_SEP = '+++++++++++++++NEW COMMAND+++++++++++++++++++'
 
 
-def IsStraceToStderr():
+def IsTraceToStderr():
   return _TRACE_TO_STDERR
 
 
@@ -90,7 +85,7 @@
       if not IsTrace():
         return self
 
-      print_msg = f"PID: {os.getpid()} START: {self._time()} :" + self._trace_msg + '\n'
+      print_msg = f'PID: {os.getpid()} START: {self._time()} :' + self._trace_msg + '\n'
 
       with open(_TRACE_FILE, 'a') as f:
         print(print_msg, file=f)
@@ -104,7 +99,7 @@
       if not IsTrace():
         return False
 
-      print_msg = f"PID: {os.getpid()} END: {self._time()} :" + self._trace_msg + '\n'
+      print_msg = f'PID: {os.getpid()} END: {self._time()} :' + self._trace_msg + '\n'
 
       with open(_TRACE_FILE, 'a') as f:
         print(print_msg, file=f)