A problem with opening a file -- again
Gabor Urban
urbangabo at gmail.com
Sun Nov 29 16:36:09 EST 2020
Hi guys,
I tried to solve the problem once again. I have inserted some print
statements the check the variables.
The actual code (naplo.py) is copy-pasted here:
----
class Naplo:
def __init__(self, pNeve, pMeret, pMode = 'a'):
self.logNev = pNeve
self.meret = pMeret
self.startMode = pMode
self.mode = 'a'
self.sor = 0
self.puffer = []
self.start = True
def __del__(self):
print(' .. sor = %d'%self.sor)
print(' .. startMode = %s'%self.startMode)
print(' .. mode = %s'%self.mode)
print(' .. logName = %s'%self.logNev)
print(self.puffer)
if self.sor != 0:
if self.start:
trc = open(self.logNev,self.startMode)
else:
trc = open(self.logNev,self.mode)
for idx in xrange(self.meret):
trc.write(self.puffer[idx])
trc.close()
def Kiir(self, txt):
msg = '%s\n'%txt
self.puffer.append(msg)
self.sor += 1
print(' .. sor = %d'%self.sor)
print(' .. startMode = %s'%self.startMode)
print(' .. mode = %s'%self.mode)
print(' .. logName = %s'%self.logNev)
print(self.puffer)
print('.. ' + self.logNev)
if self.sor == self.meret:
if self.start:
trc = open(self.logNev,self.startMode)
else:
trc = open(self.logNev,self.mode)
for idx in xrange(self.meret):
trc.write(self.puffer[idx])
trc.close()
self.start = False
self.puffer = []
self.sor = 0
lf = Naplo('nap1.log', 6)
lf.Kiir('Ez az elso.')
----
I am using a Windows version:
python
Python 3.6.1 (v3.6.1:69c0db5, Mar 21 2017, 18:41:36) [MSC v.1900 64 bit
(AMD64)]
on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> ^Z
----
python naplo.py
.. sor = 1
.. startMode = a
.. mode = a
.. logName = nap1.log
['Ez az elso.\n']
.. nap1.log
.. sor = 1
.. startMode = a
.. mode = a
.. logName = nap1.log
['Ez az elso.\n']
Exception ignored in: <bound method Naplo.__del__ of <__main__.Naplo object
at 0
x000000DCBD06BA58>>
Traceback (most recent call last):
File "naplo.py", line 20, in __del__
NameError: name 'open' is not defined
--
Urbán Gábor
Linux is like a wigwam: no Gates, no Windows and an Apache inside.
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