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pNbody/pNbody/liblog.py
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liblog.py
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import glob
import os
import sys
import string
import time
import traceback
try:
import Tkinter as tk
is_tk = True
except ImportError:
is_tk = False
###########################
class Log:
###########################
'''
a log class
'''
def __init__(self,directory,show='yes',append='no',filename=None,logframe=None):
'''
open the log file
'''
self.logframe = None
self.filename = filename
if show == 'yes':
self.show = 1
else:
self.show = 0
if not os.path.exists(directory):
os.makedirs(directory)
t = time.localtime()
if self.filename==None:
#self.filename = "%00004d-%002d-%002dT%002d:%002d:%002d.log"%(t[0],t[1],t[2],t[3],t[4],t[5])
self.filename = "log.dat"
self.filename = os.path.join(directory,self.filename)
if append == 'yes':
self.f = open(self.filename,'a')
else:
self.f = open(self.filename,'w')
def write(self,line,name=None):
'''
write a line
'''
if self.show:
if self.logframe == None:
print line
else:
line = line.rstrip()
line = line+'\n'
if is_tk:
self.logframe.config(state=tk.NORMAL)
self.logframe.insert(tk.INSERT,line)
self.logframe.yview(tk.MOVETO,1)
self.logframe.config(state=tk.DISABLED)
else:
print line
'''
t = time.localtime()
tnow = "%00004d-%002d-%002dT%002d:%002d:%002d"%(t[0],t[1],t[2],t[3],t[4],t[5])
if name != None:
self.f.write("%s %s %s\n"%(tnow,name,line))
else:
self.f.write("%s %s\n"%(tnow,line))
self.f.flush()
'''
def write_traceback(self):
traceback.print_tb(sys.exc_info()[2],file=self.f)
self.write_content()
def write_content(self):
if self.show:
self.f.close()
self.f = open(self.filename,'r')
lines = self.f.readlines()
self.f.close()
for line in lines:
self.write(line)
self.f = open(self.filename,'w')
def clear(self):
if self.show:
if self.logframe != None:
if is_tk:
self.logframe.config(state=tk.NORMAL)
self.logframe.delete(1.0,tk.END)
#self.logframe.yview(MOVETO,1)
self.logframe.config(state=tk.DISABLED)
else:
pass
def close(self):
'''
close the file
'''
self.f.close()
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