Python script on Unix writes on csv file but unreadable symbols at the end of the file in Windows 7












0














I am still learning python and I wrote script that is logging to cisco devices and run command and write to csv file and send as email attachment but when open the file on my Windows machine it has unreadable symbols:
enter image description here



If router is not reachable just writes file saying device down and it shows 0 as empty file in Unix but on Windows i see this:
enter image description here



Below is the script:



> def ssh_conn():
> user = 'xxxxxxx'
> passwd = 'xxxxxx'
> file2 = ("hostfile")
> hosts = open(file2,'r')
> for host in hosts:
> try:
> hostIp = host.split(',')[1]
> device = host.split(',')[0]
> session = paramiko.SSHClient()
> session.set_missing_host_key_policy(paramiko.AutoAddPolicy())
> session.connect(hostIp.strip(), username = user, password = passwd)
> connection = session.invoke_shell()
> connection.send("terminal width 0n")
> connection.send("sh archive config differences nvram:startup-config system:running-config | exc !|Diffn")
> time.sleep(1)
> output = connection.recv(5000)
> f = open(device +".csv", "w")
> f.write(output+'n')
> f.close()
> except:
> #f1 =codecs.open(device +"-DOWN.csv", "w", encoding="utf_16")
> f1 = open(device +"-DOWN.csv", "w")
> f1.close()
> pass
> files = glob.glob('*.csv')
> for file in files:
> if os.stat(file).st_size > 0:
> try:
> df=pd.read_csv(file,skiprows = 1).dropna()
> if len(df) <=2:
> os.remove(file)
> elif len(df) > 2:
> df=pd.read_csv(file, skiprows = 1, header=True).dropna()
> df.to_csv(file, index=False)
> else:
> print 'Empty File..passing'
> pass
> except ValueError:
> print 'Modified file'
> pass ssh_conn() print "Completed!"


I have tried using some encoders but same. Also was trying to write to txt file is the same. Hope you can provide a hint.










share|improve this question



























    0














    I am still learning python and I wrote script that is logging to cisco devices and run command and write to csv file and send as email attachment but when open the file on my Windows machine it has unreadable symbols:
    enter image description here



    If router is not reachable just writes file saying device down and it shows 0 as empty file in Unix but on Windows i see this:
    enter image description here



    Below is the script:



    > def ssh_conn():
    > user = 'xxxxxxx'
    > passwd = 'xxxxxx'
    > file2 = ("hostfile")
    > hosts = open(file2,'r')
    > for host in hosts:
    > try:
    > hostIp = host.split(',')[1]
    > device = host.split(',')[0]
    > session = paramiko.SSHClient()
    > session.set_missing_host_key_policy(paramiko.AutoAddPolicy())
    > session.connect(hostIp.strip(), username = user, password = passwd)
    > connection = session.invoke_shell()
    > connection.send("terminal width 0n")
    > connection.send("sh archive config differences nvram:startup-config system:running-config | exc !|Diffn")
    > time.sleep(1)
    > output = connection.recv(5000)
    > f = open(device +".csv", "w")
    > f.write(output+'n')
    > f.close()
    > except:
    > #f1 =codecs.open(device +"-DOWN.csv", "w", encoding="utf_16")
    > f1 = open(device +"-DOWN.csv", "w")
    > f1.close()
    > pass
    > files = glob.glob('*.csv')
    > for file in files:
    > if os.stat(file).st_size > 0:
    > try:
    > df=pd.read_csv(file,skiprows = 1).dropna()
    > if len(df) <=2:
    > os.remove(file)
    > elif len(df) > 2:
    > df=pd.read_csv(file, skiprows = 1, header=True).dropna()
    > df.to_csv(file, index=False)
    > else:
    > print 'Empty File..passing'
    > pass
    > except ValueError:
    > print 'Modified file'
    > pass ssh_conn() print "Completed!"


    I have tried using some encoders but same. Also was trying to write to txt file is the same. Hope you can provide a hint.










    share|improve this question

























      0












      0








      0







      I am still learning python and I wrote script that is logging to cisco devices and run command and write to csv file and send as email attachment but when open the file on my Windows machine it has unreadable symbols:
      enter image description here



      If router is not reachable just writes file saying device down and it shows 0 as empty file in Unix but on Windows i see this:
      enter image description here



      Below is the script:



      > def ssh_conn():
      > user = 'xxxxxxx'
      > passwd = 'xxxxxx'
      > file2 = ("hostfile")
      > hosts = open(file2,'r')
      > for host in hosts:
      > try:
      > hostIp = host.split(',')[1]
      > device = host.split(',')[0]
      > session = paramiko.SSHClient()
      > session.set_missing_host_key_policy(paramiko.AutoAddPolicy())
      > session.connect(hostIp.strip(), username = user, password = passwd)
      > connection = session.invoke_shell()
      > connection.send("terminal width 0n")
      > connection.send("sh archive config differences nvram:startup-config system:running-config | exc !|Diffn")
      > time.sleep(1)
      > output = connection.recv(5000)
      > f = open(device +".csv", "w")
      > f.write(output+'n')
      > f.close()
      > except:
      > #f1 =codecs.open(device +"-DOWN.csv", "w", encoding="utf_16")
      > f1 = open(device +"-DOWN.csv", "w")
      > f1.close()
      > pass
      > files = glob.glob('*.csv')
      > for file in files:
      > if os.stat(file).st_size > 0:
      > try:
      > df=pd.read_csv(file,skiprows = 1).dropna()
      > if len(df) <=2:
      > os.remove(file)
      > elif len(df) > 2:
      > df=pd.read_csv(file, skiprows = 1, header=True).dropna()
      > df.to_csv(file, index=False)
      > else:
      > print 'Empty File..passing'
      > pass
      > except ValueError:
      > print 'Modified file'
      > pass ssh_conn() print "Completed!"


      I have tried using some encoders but same. Also was trying to write to txt file is the same. Hope you can provide a hint.










      share|improve this question













      I am still learning python and I wrote script that is logging to cisco devices and run command and write to csv file and send as email attachment but when open the file on my Windows machine it has unreadable symbols:
      enter image description here



      If router is not reachable just writes file saying device down and it shows 0 as empty file in Unix but on Windows i see this:
      enter image description here



      Below is the script:



      > def ssh_conn():
      > user = 'xxxxxxx'
      > passwd = 'xxxxxx'
      > file2 = ("hostfile")
      > hosts = open(file2,'r')
      > for host in hosts:
      > try:
      > hostIp = host.split(',')[1]
      > device = host.split(',')[0]
      > session = paramiko.SSHClient()
      > session.set_missing_host_key_policy(paramiko.AutoAddPolicy())
      > session.connect(hostIp.strip(), username = user, password = passwd)
      > connection = session.invoke_shell()
      > connection.send("terminal width 0n")
      > connection.send("sh archive config differences nvram:startup-config system:running-config | exc !|Diffn")
      > time.sleep(1)
      > output = connection.recv(5000)
      > f = open(device +".csv", "w")
      > f.write(output+'n')
      > f.close()
      > except:
      > #f1 =codecs.open(device +"-DOWN.csv", "w", encoding="utf_16")
      > f1 = open(device +"-DOWN.csv", "w")
      > f1.close()
      > pass
      > files = glob.glob('*.csv')
      > for file in files:
      > if os.stat(file).st_size > 0:
      > try:
      > df=pd.read_csv(file,skiprows = 1).dropna()
      > if len(df) <=2:
      > os.remove(file)
      > elif len(df) > 2:
      > df=pd.read_csv(file, skiprows = 1, header=True).dropna()
      > df.to_csv(file, index=False)
      > else:
      > print 'Empty File..passing'
      > pass
      > except ValueError:
      > print 'Modified file'
      > pass ssh_conn() print "Completed!"


      I have tried using some encoders but same. Also was trying to write to txt file is the same. Hope you can provide a hint.







      python-2.7 csv character-encoding






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      asked Nov 20 at 16:55









      Ivan Madolev

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          Actually the issues was with the script sending the email attachments which I fixed so closing the question .The script above is working fine






          share|improve this answer





















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            Actually the issues was with the script sending the email attachments which I fixed so closing the question .The script above is working fine






            share|improve this answer


























              0














              Actually the issues was with the script sending the email attachments which I fixed so closing the question .The script above is working fine






              share|improve this answer
























                0












                0








                0






                Actually the issues was with the script sending the email attachments which I fixed so closing the question .The script above is working fine






                share|improve this answer












                Actually the issues was with the script sending the email attachments which I fixed so closing the question .The script above is working fine







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 22 at 8:19









                Ivan Madolev

                179




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