Traceback (most recent call last):


 "analyze.py", line 71, in get_file_histogram

cohort = commit2cohort[old_commit.hexsha]
KeyError: u'58ec10229f8ae648bd978d0aa1e770daa289e89c'

Traceback (most recent call last):


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\knack\cli.py", line 197, in invoke

cmd_result = self.invocation.execute(args)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\azure\cli\core\commands\__init__.py", line 286, in execute

parsed_args = self.parser.parse_args(args)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1730, in parse_args

args, argv = self.parse_known_args(args, namespace)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1762, in parse_known_args

namespace, args = self._parse_known_args(args, namespace)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1950, in _parse_known_args

positionals_end_index = consume_positionals(start_index)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1927, in consume_positionals

take_action(action, args)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1836, in take_action

action(self, namespace, argument_values, option_string)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1133, in __call__

subnamespace, arg_strings = parser.parse_known_args(arg_strings, None)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1762, in parse_known_args

namespace, args = self._parse_known_args(args, namespace)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1968, in _parse_known_args

start_index = consume_optional(start_index)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1908, in consume_optional

take_action(action, args, option_string)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1836, in take_action

action(self, namespace, argument_values, option_string)


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 1020, in __call__

parser.print_help()


 "c:\users\shujia\appdata\local\programs\python\python36-32\Lib\argparse.py", line 2362, in print_help

self._print_message(self.format_help(), file)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\azure\cli\core\parser.py", line 155, in format_help

super(AzCliCommandParser, self).format_help()


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\knack\parser.py", line 217, in format_help

is_group)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\knack\help.py", line 631, in show_help

else self.group_help_cls(self, delimiters, parser)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\knack\help.py", line 219, in __init__

child.load(options)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\knack\help.py", line 163, in load

description = getattr(options, 'description', None)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\knack\parser.py", line 208, in __getattribute__

if callable(self._description) else self._description


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\azure\cli\core\commands\arm.py", line 679, in description_loader

return extract_full_summary_from_signature(context.get_op_handler(getter_op))


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\site-packages\azure\cli\core\__init__.py", line 485, in get_op_handler

op = import_module(mod_to_import)


 "E:\CurrentWorks\AzureCLI\workspave\venv\lib\importlib\__init__.py", line 126, in import_module

return _bootstrap._gcd_import(name[level:], package, level)


 "<frozen importlib._bootstrap>", line 994, in _gcd_import


 "<frozen importlib._bootstrap>", line 971, in _find_and_load


 "<frozen importlib._bootstrap>", line 941, in _find_and_load_unlocked


 "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed


 "<frozen importlib._bootstrap>", line 994, in _gcd_import


 "<frozen importlib._bootstrap>", line 971, in _find_and_load


 "<frozen importlib._bootstrap>", line 953, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'azure.mgmt.resource.features.operations'
