# interpreted as representing official policies, either expressed
# or implied, of GRNET S.A.
+"""Normal Command-line interface output"""
+
from image_creator.output import Output
import sys
class SilentOutput(Output):
+ """Silent Output class. Only Errors are printed"""
pass
class SimpleOutput(Output):
+ """Print messages but not progress bars. Progress bars are treated as
+ output messages. The user gets informed when the action begins and when it
+ ends, but no progress is shown in between."""
def __init__(self, colored=True, stream=None):
self.colored = colored
self.stream = sys.stderr if stream is None else stream
def error(self, msg, new_line=True):
+ """Print an error"""
error(msg, new_line, self.colored, self.stream)
def warn(self, msg, new_line=True):
+ """Print a warning"""
warn(msg, new_line, self.colored, self.stream)
def success(self, msg, new_line=True):
+ """Print msg after an action is completed"""
success(msg, new_line, self.colored, self.stream)
def output(self, msg='', new_line=True):
+ """Print msg as normal program output"""
output(msg, new_line, lambda x: x, self.stream)
def clear(self):
+ """Clear the screen"""
clear(self.stream)
class OutputWthProgress(SimpleOutput):
+ """Output class with progress."""
class _Progress(Bar):
MESSAGE_LENGTH = 30
}
def __init__(self, size, title, bar_type='default'):
+ """Create a Progress bar"""
self.hide_cursor = False
super(OutputWthProgress._Progress, self).__init__()
self.title = title
self.start()
def success(self, result):
+ """Print result after progress has finished"""
self.output.output("\r%s ...\033[K" % self.title, False)
self.output.success(result)