remove common.profiler (#30927)

* remove common.profiler

* cleanup

common/profiler.py

@@ -1,45 +0,0 @@
-import time
-
-class Profiler():
-  def __init__(self, enabled=False):
-    self.enabled = enabled
-    self.cp = {}
-    self.cp_ignored = []
-    self.iter = 0
-    self.start_time = time.time()
-    self.last_time = self.start_time
-    self.tot = 0.
-
-  def reset(self, enabled=False):
-    self.enabled = enabled
-    self.cp = {}
-    self.cp_ignored = []
-    self.iter = 0
-    self.start_time = time.time()
-    self.last_time = self.start_time
-
-  def checkpoint(self, name, ignore=False):
-    # ignore flag needed when benchmarking threads with ratekeeper
-    if not self.enabled:
-      return
-    tt = time.time()
-    if name not in self.cp:
-      self.cp[name] = 0.
-      if ignore:
-        self.cp_ignored.append(name)
-    self.cp[name] += tt - self.last_time
-    if not ignore:
-      self.tot += tt - self.last_time
-    self.last_time = tt
-
-  def display(self):
-    if not self.enabled:
-      return
-    self.iter += 1
-    print("******* Profiling %d *******" % self.iter)
-    for n, ms in sorted(self.cp.items(), key=lambda x: -x[1]):
-      if n in self.cp_ignored:
-        print("%30s: %9.2f  avg: %7.2f  percent: %3.0f   IGNORED" % (n, ms*1000.0, ms*1000.0/self.iter, ms/self.tot*100))
-      else:
-        print("%30s: %9.2f  avg: %7.2f  percent: %3.0f" % (n, ms*1000.0, ms*1000.0/self.iter, ms/self.tot*100))
-    print(f"Iter clock: {self.tot / self.iter:2.6f}   TOTAL: {self.tot:2.2f}")