Some Python 2 removals

scripts/profile_output.py

@@ -18,11 +18,7 @@ Options:
 """
 
 import time
-try:
+import profile
-    # For Python 2
-    import cProfile as profile
-except ImportError:
-    import profile
 import pstats
 
 from docopt import docopt

setup.py

@@ -37,7 +37,6 @@ setup(name='jedi',
       install_requires=install_requires,
       extras_require={
           'testing': [
-              # Pytest 5 doesn't support Python 2 anymore.
               'pytest<6.0.0',
               # docopt for sith doctests
               'docopt',

test/completion/basic.py

@@ -291,14 +291,6 @@ except ImportError as i_a:
     i_a
     #? ImportError()
     i_a
-try:
-    import math
-except ImportError, i_b:
-    # TODO check this only in Python2
-    ##? ['i_b']
-    i_b
-    ##? ImportError()
-    i_b
 
 
 class MyException(Exception):

test/test_file_io.py

@@ -15,7 +15,7 @@ def test_folder_io_walk():
     root, folder_ios, file_ios = next(iterator)
     assert folder_ios
     assert root.path == join(root_dir, 'ns2')
-    folder_ios[:] = []  # Not folder_ios.clear() because Python 2
+    folder_ios.clear()
     assert next(iterator, None) is None
 
 
@@ -23,5 +23,5 @@ def test_folder_io_walk2():
     root_dir = get_example_dir('namespace_package')
     iterator = FolderIO(root_dir).walk()
     root, folder_ios, file_ios = next(iterator)
-    folder_ios[:] = []  # Not folder_ios.clear() because Python 2
+    folder_ios.clear()
     assert next(iterator, None) is None