diff --git a/asv.conf.json b/asv.conf.json
index bfb888c7..77fc0f97 100644
--- a/asv.conf.json
+++ b/asv.conf.json
@@ -24,5 +24,5 @@
     "benchmark_dir": "benchmarks",
     "env_dir": ".asv/env",
     "results_dir": ".asv/results",
-    "html_dir": ".asv/html",
+    "html_dir": ".asv/html"
 }
diff --git a/tqdm/_utils.py b/tqdm/_utils.py
index 4536a1a7..4fffff46 100644
--- a/tqdm/_utils.py
+++ b/tqdm/_utils.py
@@ -130,13 +130,13 @@ class Comparable(object):
         return self._comparable == other._comparable
 
     def __ne__(self, other):
-        return not (self == other)
+        return not self == other
 
     def __gt__(self, other):
-        return not (self <= other)
+        return not self <= other
 
     def __ge__(self, other):
-        return not (self < other)
+        return not self < other
 
 
 def _is_utf(encoding):
diff --git a/tqdm/tests/tests_main.py b/tqdm/tests/tests_main.py
index f635f7ce..00b7f40b 100644
--- a/tqdm/tests/tests_main.py
+++ b/tqdm/tests/tests_main.py
@@ -24,7 +24,7 @@ def test_main():
 
     # actual test:
 
-    assert (ls_out in res.replace('\r\n', '\n'))
+    assert ls_out in res.replace('\r\n', '\n')
 
     # semi-fake test which gets coverage:
     _SYS = sys.stdin, sys.argv
@@ -49,7 +49,7 @@ def test_main():
         sys.argv = ['', '--ascii', '--bytes', '--unit_scale', 'False']
         with closing(UnicodeIO()) as fp:
             main(fp=fp)
-            assert (str(len(IN_DATA)) in fp.getvalue())
+            assert str(len(IN_DATA)) in fp.getvalue()
 
     sys.stdin = IN_DATA_LIST
     sys.argv = ['', '-ascii', '--unit_scale', 'False',
diff --git a/tqdm/tests/tests_perf.py b/tqdm/tests/tests_perf.py
index b0d238ea..ac90aedc 100644
--- a/tqdm/tests/tests_perf.py
+++ b/tqdm/tests/tests_perf.py
@@ -172,7 +172,7 @@ def test_iter_overhead():
             with relative_timer() as time_tqdm:
                 for i in t:
                     a += i
-        assert (a == (total * total - total) / 2.0)
+        assert a == (total * total - total) / 2.0
 
         a = 0
         with relative_timer() as time_bench:
@@ -227,7 +227,7 @@ def test_iter_overhead_hard():
             with relative_timer() as time_tqdm:
                 for i in t:
                     a += i
-        assert (a == (total * total - total) / 2.0)
+        assert a == (total * total - total) / 2.0
 
         a = 0
         with relative_timer() as time_bench:
@@ -237,7 +237,7 @@ def test_iter_overhead_hard():
 
     # Compute relative overhead of tqdm against native range()
     try:
-        assert (time_tqdm() < 60 * time_bench())
+        assert time_tqdm() < 60 * time_bench()
     except AssertionError:
         raise AssertionError('trange(%g): %f, range(%g): %f' %
                              (total, time_tqdm(), total, time_bench()))
@@ -267,7 +267,7 @@ def test_manual_overhead_hard():
 
     # Compute relative overhead of tqdm against native range()
     try:
-        assert (time_tqdm() < 100 * time_bench())
+        assert time_tqdm() < 100 * time_bench()
     except AssertionError:
         raise AssertionError('tqdm(%g): %f, range(%g): %f' %
                              (total, time_tqdm(), total, time_bench()))
@@ -287,7 +287,7 @@ def test_iter_overhead_simplebar_hard():
             with relative_timer() as time_tqdm:
                 for i in t:
                     a += i
-        assert (a == (total * total - total) / 2.0)
+        assert a == (total * total - total) / 2.0
 
         a = 0
         s = simple_progress(_range(total), file=our_file, leave=True,
@@ -298,7 +298,7 @@ def test_iter_overhead_simplebar_hard():
 
     # Compute relative overhead of tqdm against native range()
     try:
-        assert (time_tqdm() < 2.5 * time_bench())
+        assert time_tqdm() < 2.5 * time_bench()
     except AssertionError:
         raise AssertionError('trange(%g): %f, simple_progress(%g): %f' %
                              (total, time_tqdm(), total, time_bench()))
@@ -330,7 +330,7 @@ def test_manual_overhead_simplebar_hard():
 
     # Compute relative overhead of tqdm against native range()
     try:
-        assert (time_tqdm() < 2.5 * time_bench())
+        assert time_tqdm() < 2.5 * time_bench()
     except AssertionError:
         raise AssertionError('tqdm(%g): %f, simple_progress(%g): %f' %
                              (total, time_tqdm(), total, time_bench()))
diff --git a/tqdm/tests/tests_synchronisation.py b/tqdm/tests/tests_synchronisation.py
index c3b8ae41..c0924c63 100644
--- a/tqdm/tests/tests_synchronisation.py
+++ b/tqdm/tests/tests_synchronisation.py
@@ -109,7 +109,7 @@ def test_monitoring_and_cleanup():
             timer.sleep(maxinterval * 2)
             t.update(2)
             timeend = timer.time()
-            while not (t.monitor.woken >= timeend):
+            while t.monitor.woken < timeend:
                 timer.sleep(1)  # Force monitor to wake up if it woken too soon
                 sleep(0.000001)
             # Wait for the monitor to get out of sleep's loop and update tqdm..