# interpreted as representing official policies, either expressed
# or implied, of GRNET S.A.
+import sys
import pbs
+from clint.textui import colored, progress as uiprogress
+
+silent = False
def get_command(command):
return pbs.__getattr__(command)
except pbs.CommadNotFount as e:
return find_sbin_command(command, e)
+
+
+def error(msg, new_line=True):
+ nl = "\n" if new_line else ''
+ sys.stderr.write('Error: %s' % msg + nl)
+
+
+def warn(msg, new_line=True):
+ if not silent:
+ nl = "\n" if new_line else ''
+ sys.stderr.write(colored.yellow("Warning: %s" % msg) + nl)
+
+
+def success(msg, new_line=True):
+ if not silent:
+ nl = "\n" if new_line else ''
+ sys.stdout.write(colored.green(msg) + nl)
+ if not nl:
+ sys.stdout.flush()
+
+
+def output(msg="", new_line=True):
+ if not silent:
+ nl = "\n" if new_line else ''
+ sys.stdout.write(msg + nl)
+ if not nl:
+ sys.stdout.flush()
+
+
+def progress(label='', n=100):
+
+ PROGRESS_LENGTH = 32
+ MESSAGE_LENGTH = 32
+
+ def progress_generator(label, n):
+ position = 0
+ for i in uiprogress.bar(range(n), label.ljust(MESSAGE_LENGTH), \
+ PROGRESS_LENGTH, silent):
+ if i < position:
+ continue
+ position = yield
+ yield # suppress the StopIteration exception
+ return progress_generator(label, n)
+
+# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :