def awscli_region(profile_name):
"""
Summary:
Sets default AWS region
Args:
profile_name: a username in local awscli profile
Returns:
region (str): AWS region code | None
Raises:
Exception if profile_name not found in config
"""
awscli = 'aws'
if not which(awscli):
print('Unable to locate awscli')
return None
else:
cmd = awscli + ' configure get ' + profile_name + '.region'
try:
region = subprocess.getoutput(cmd)
except Exception:
logger.exception(
'%s: Failed to identify AccessKeyId used in %s profile.' %
(inspect.stack()[0][3], profile_name))
return None
return region
def end(self):
"""
Summary:
Mark point in time where timer ends duration
Returns:
elapsed time in seconds with precision, TYPE: int
Mark point datetime representation stored in self.end_time, TYPE: datetime
"""
try:
end_time = time.time()
duration = end_time - self.start_time
self.end_time = time.strftime('%H:%M:%S', time.localtime(end_time))
except Exception as e:
logger.exception(
'%s: Unknown error when calculating end time (Code: %s)' %
(inspect.stack()[0][3], str(e)))
return 0.00
return round(duration, self.precision)
def convert_timedelta(duration):
"""
Summary:
Convert duration into component time units
Args:
:duration (datetime.timedelta): time duration to convert
Returns:
days, hours, minutes, seconds | TYPE: tuple (integers)
"""
try:
days, seconds = duration.days, duration.seconds
hours = seconds // 3600
minutes = (seconds % 3600) // 60
seconds = (seconds % 60)
except Exception:
logger.exception(
f'{inspect.stack()[0][3]}: Input must be datetime.timedelta object'
)
return 0, 0, 0, 0
return days, hours, minutes, seconds
def convert_dt_human(duration, return_iter=False):
"""
Summary:
convert timedelta objects to human readable output
Args:
:duration (datetime.timedelta): time duration to convert
:return_iter (tuple): tuple containing time sequence
Returns:
days, hours, minutes, seconds | TYPE: tuple (integers), OR
human readable, notated units | TYPE: string
"""
try:
days, hours, minutes, seconds = convert_timedelta(duration)
if return_iter:
return days, hours, minutes, seconds
# string format conversions
if days > 0:
format_string = ('{} day{}, {} hour{}'.format(
days, 's' if days != 1 else '', hours,
's' if hours != 1 else ''))
elif hours > 1:
format_string = ('{} hour{}, {} minute{}'.format(
hours, 's' if hours != 1 else '', minutes,
's' if minutes != 1 else ''))
else:
format_string = ('{} minute{}, {} sec{}'.format(
minutes, 's' if minutes != 1 else '', seconds,
's' if seconds != 1 else ''))
except AttributeError as e:
logger.exception(
'%s: Type mismatch when converting timedelta objects (Code: %s)' %
(inspect.stack()[0][3], str(e)))
raise e
except Exception as e:
logger.exception(
'%s: Unknown error when converting datetime objects (Code: %s)' %
(inspect.stack()[0][3], str(e)))
raise e
return format_string