Rename file_transfer and linear_algebra (#1118)

* Rename file_transfer and linear_algebra

* Rename file_transfer and linear_algebra
This commit is contained in:
Christian Clauss
2019-08-09 21:37:16 +02:00
committed by GitHub
parent c686cc5863
commit 91c3c98d2b
8 changed files with 2 additions and 2 deletions

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"""
File transfer protocol used to send and receive files using FTP server.
Use credentials to provide access to the FTP client
Note: Do not use root username & password for security reasons
Create a seperate user and provide access to a home directory of the user
Use login id and password of the user created
cwd here stands for current working directory
"""
from ftplib import FTP
ftp = FTP('xxx.xxx.x.x') # Enter the ip address or the domain name here
ftp.login(user='username', passwd='password')
ftp.cwd('/Enter the directory here/')
"""
The file which will be received via the FTP server
Enter the location of the file where the file is received
"""
def ReceiveFile():
FileName = 'example.txt' """ Enter the location of the file """
with open(FileName, 'wb') as LocalFile:
ftp.retrbinary('RETR ' + FileName, LocalFile.write, 1024)
ftp.quit()
"""
The file which will be sent via the FTP server
The file send will be send to the current working directory
"""
def SendFile():
FileName = 'example.txt' """ Enter the name of the file """
with open(FileName, 'rb') as LocalFile:
ftp.storbinary('STOR ' + FileName, LocalFile)
ftp.quit()

6
file_transfer/mytext.txt Normal file
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Hello
This is sample data
«küßî»
“ЌύБЇ”
😀😉
😋

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if __name__ == '__main__':
import socket # Import socket module
sock = socket.socket() # Create a socket object
host = socket.gethostname() # Get local machine name
port = 12312
sock.connect((host, port))
sock.send(b'Hello server!')
with open('Received_file', 'wb') as out_file:
print('File opened')
print('Receiving data...')
while True:
data = sock.recv(1024)
print(f"data={data}")
if not data:
break
out_file.write(data) # Write data to a file
print('Successfully got the file')
sock.close()
print('Connection closed')

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if __name__ == '__main__':
import socket # Import socket module
ONE_CONNECTION_ONLY = True # Set this to False if you wish to continuously accept connections
filename='mytext.txt'
port = 12312 # Reserve a port for your service.
sock = socket.socket() # Create a socket object
host = socket.gethostname() # Get local machine name
sock.bind((host, port)) # Bind to the port
sock.listen(5) # Now wait for client connection.
print('Server listening....')
while True:
conn, addr = sock.accept() # Establish connection with client.
print(f"Got connection from {addr}")
data = conn.recv(1024)
print(f"Server received {data}")
with open(filename,'rb') as in_file:
data = in_file.read(1024)
while (data):
conn.send(data)
print(f"Sent {data!r}")
data = in_file.read(1024)
print('Done sending')
conn.close()
if ONE_CONNECTION_ONLY: # This is to make sure that the program doesn't hang while testing
break
sock.shutdown(1)
sock.close()