hankaj commented on code in PR #21136:
URL: https://github.com/apache/incubator-mxnet/pull/21136#discussion_r968333285
##########
tests/python/unittest/test_profiler.py:
##########
@@ -96,7 +96,7 @@ def test_profile_create_domain_dept():
def test_profile_task():
def makeParams():
objects = tuple('foo' for _ in range(50))
- template = ''.join('{%d}' % i for i in range(len(objects)))
+ template = ''.join(f'{{{i}}}' for i in range(len(objects)))
Review Comment:
```
>>> template = ''.join(f'{{{i}}}' for i in range(3))
>>> template
'{0}{1}{2}'
```
This syntax error seems to occur in Python2 and as far as I know it works in
Python3. Which python version did you use?
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