Created
July 12, 2015 12:46
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import sys | |
import datetime | |
class logger(object): | |
instance = None | |
def __init__(self, tag): | |
self.tag = str(tag) | |
def prn(self, msg, prefix='> ', endl='\n', args=[]): | |
msg = '%s [%s][%s] %s%s' % ( | |
prefix, datetime.datetime.now().strftime('%H:%M:%S'), self.tag, msg, endl) | |
msg = msg.format(*args, | |
W='\033[97m', # white | |
R='\033[91m', # lt red | |
Y='\033[93m', # lt yellow | |
G='\033[92m', # lt green | |
C='\033[96m', # lt cyan | |
B='\033[94m', # lt blue | |
P='\033[95m', # lt purple | |
D='\033[37m', # lt gray | |
d='\033[90m', # gray | |
r='\033[31m', # red | |
y='\033[33m', # yellow | |
g='\033[32m', # green | |
c='\033[36m', # cyan | |
b='\033[34m', # blue | |
p='\033[35m') # purple | |
sys.stdout.write(msg) | |
sys.stdout.flush() | |
def nfo(self, msg, endl='\n', args=[]): | |
self.prn(msg, | |
prefix='{c}# ', | |
endl=endl, | |
args=args) | |
def wrn(self, msg, endl='\n', args=[]): | |
self.prn(msg, | |
prefix='{y}* ', | |
endl=endl, | |
args=args) | |
def err(self, msg, endl='\n', args=[]): | |
self.prn(msg, | |
prefix='{r}! ', | |
endl=endl, | |
args=args) | |
def dbg(self, msg, endl='\n', args=[]): | |
self.prn(msg, | |
prefix='{d}# ', | |
endl=endl, | |
args=args) | |
def fatal(self, msg, endl='\n', args=[]): | |
self.prn(msg, | |
prefix='{R}! ', | |
endl=endl, | |
args=args) | |
raise Exception(msg) | |
def checker(self, msg, checker, args=[]): | |
res = ' ... {g}SUCCESS' if checker else' ... {r}FAILED' | |
self.nfo(msg + res, args=args) | |
def progress(self, it, prefix='', size=60): | |
count = len(it) | |
def _show(_i): | |
x = int(size * _i / count) | |
sys.stdout.write("%s[%s%s] %i/%i\r" % | |
(prefix, "#" * x, "." * (size - x), _i, count)) | |
sys.stdout.flush() | |
_show(0) | |
for i, item in enumerate(it): | |
yield item | |
_show(i + 1) | |
sys.stdout.write("\n") | |
sys.stdout.flush() | |
def get(tag): | |
return logger(tag) | |
# test | |
if __name__ == '__main__': | |
import time | |
log = get('LOG') | |
log.prn( | |
'{r}RED {p} PURPLE {y} YELLOW {g} GREEN {c} CYAN {b} BLUE {d} DARK ') | |
log.prn( | |
'{R}RED {P} PURPLE {Y} YELLOW {G} GREEN {C} CYAN {B} BLUE {D} DARK ') | |
log.dbg('It is debug {g}message') | |
log.nfo('It is info {y}message') | |
log.wrn('It is warn {b}message') | |
log.err('It is error {c}message') | |
for x in xrange(10): | |
log.checker('pass: {B}{0}', (x > 5), args=[x]) | |
for i in log.progress(range(15), "progress test: ", 80): | |
time.sleep(0.4) | |
# log.fatal('fatal problem!') |
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