uweziegenhagen.de

%!TEX TS-program = Arara
% arara: lualatex: {shell: yes}
 
\documentclass{article}
 
\usepackage[executable=python.exe,localimports=false]{pyluatex} 
 
\begin{document}
 
\py{2**2**2}
 
\end{document}

import os
import paramiko
 
# Replace these variables with your specific values
host = '192.168.0.22'
port = 22
username = '<user>'
private_key_path = 'keyfile'
remote_directory_path = '/home/uwe/uploadtest'
local_directory_path = 'E:/uploadtest'
 
 
# Establish an SSH transport session
private_key = paramiko.RSAKey(filename=private_key_path)
transport = paramiko.Transport((host, port))
transport.connect(username=username, pkey=private_key)
 
# Create an SFTP client
sftp = paramiko.SFTPClient.from_transport(transport)
 
try:
    # Iterate through local files in the specified folder
    for local_file in os.listdir(local_directory_path):
        local_file_path = os.path.join(local_directory_path, local_file)
 
        # Check if the file is a CSV file
        if os.path.isfile(local_file_path): # and local_file.lower().endswith('.csv'):
            remote_file_path = os.path.join(remote_directory_path, local_file)
 
            # Upload the CSV file
            sftp.put(local_file_path, remote_file_path)
            print(f"Uploaded: {local_file} to {remote_file_path}")
 
finally:
    # Close the SFTP session and SSH transport
    sftp.close()
    transport.close()

import os
import paramiko
 
# Replace these variables with your specific values
host = '192.168.0.238'
port = 22
username = '<user>'
private_key_path = '<keyfile>'
remote_directory_path = '/home/uwe/downloadtest'
local_directory_path = 'E:/downloadtest'
 
# Establish SSH connection
try:
    # Create a new SSH client
    ssh_client = paramiko.SSHClient()
 
    # Automatically add the server's host key
    ssh_client.set_missing_host_key_policy(paramiko.AutoAddPolicy())
 
    # Load the private key for authentication
    private_key = paramiko.RSAKey.from_private_key_file(private_key_path)
 
    # Connect to the server
    ssh_client.connect(hostname=host, port=port, username=username, pkey=private_key)
 
    # Open an SFTP session on the SSH connection
    sftp = ssh_client.open_sftp()
 
    # Change to the remote directory
    sftp.chdir(remote_directory_path)
 
    # List all files in the remote directory
    files = sftp.listdir()
 
    # Download each CSV file in the remote directory
 
    for file_name in files:
        # os path join uses system slashes, must make sure they are right
        remote_file_path = os.path.join(remote_directory_path, file_name).replace("\\","/")
        local_file_path = os.path.join(local_directory_path, file_name).replace("\\","/")
        print(remote_file_path, local_file_path)
 
        # Check if the file is a CSV file
        if file_name.lower().endswith('.txt'):
            sftp.get(remote_file_path, local_file_path)
            print(f"File '{file_name}' downloaded successfully to '{local_directory_path}'")
 
    # Close the SFTP session and SSH connection
    sftp.close()
    ssh_client.close()
 
except paramiko.AuthenticationException:
    print("Authentication failed. Please check your credentials or SSH key path.")
except paramiko.SSHException as e:
    print(f"SSH connection failed: {e}")
except FileNotFoundError:
    print("File not found. Please provide the correct file paths.")
except Exception as e:
    print(f"An error occurred: {e}")

import smtplib
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
 
def send_email():
    # Email content
    sender_email = 'YOUR_EMAIL_ADDRESS'
    password = 'YOUR_PASSWORD'
    recipient_email = 'RECIPIENT_EMAIL_ADDRESS'
    subject = 'SUBJECT'
    body = 'EMAIL_BODY'
 
    # Create a multipart message and set headers
    message = MIMEMultipart()
    message['From'] = sender_email
    message['To'] = recipient_email
    message['Subject'] = subject
 
    # Add body to email
    message.attach(MIMEText(body, 'plain'))
 
    try:
        # Connect to SMTP server (for Gmail use 'smtp.gmail.com', for others, refer to your provider's settings)
        smtp_server = smtplib.SMTP('smtp.yourprovider.com', 587)
        smtp_server.starttls()  # Enable encryption for security
        smtp_server.login(sender_email, password)
 
        # Send email
        smtp_server.sendmail(sender_email, recipient_email, message.as_string())
        print("Email sent successfully!")
 
        # Close the connection
        smtp_server.quit()
    except Exception as e:
        print(f"Error: {e}")
        print("Email was not sent.")
 
# Call the function to send the email
send_email()

import smtplib
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
 
def send_email():
    # Email content
    sender_email = 'YOUR_EMAIL_ADDRESS'
    recipient_email = 'RECIPIENT_EMAIL_ADDRESS'
    subject = 'SUBJECT'
    body = 'EMAIL_BODY'
 
    # Create a multipart message and set headers
    message = MIMEMultipart()
    message['From'] = sender_email
    message['To'] = recipient_email
    message['Subject'] = subject
 
    # Add body to email
    message.attach(MIMEText(body, 'plain'))
 
    try:
        # Connect to SMTP server
        smtp_server = smtplib.SMTP('smtp.yourprovider.com')  # Replace with your SMTP server address
        smtp_server.sendmail(sender_email, recipient_email, message.as_string())
        print("Email sent successfully!")
 
        # Close the connection
        smtp_server.quit()
    except Exception as e:
        print(f"Error: {e}")
        print("Email was not sent.")
 
# Call the function to send the email
send_email()

import requests
from bs4 import BeautifulSoup
 
headers = {
    'Access-Control-Allow-Origin': '*',
    'Access-Control-Allow-Methods': 'GET',
    'Access-Control-Allow-Headers': 'Content-Type',
    'Access-Control-Max-Age': '3600',
    'User-Agent': 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0'
}
 
 
url = "https://www.somecoolstore.de/de_DE/EUR/someproductpage"
req = requests.get(url, headers)
soup = BeautifulSoup(req.content, 'html.parser')
 
a=mydivs = soup.find("span", {"class": "padlr0-xsl"})
 
print(a.text)
input('Push any key')

from jinja2 import Environment, BaseLoader
 
myString = 'öäü{{hello}}'
 
template = Environment(loader=BaseLoader).from_string(myString)
 
with open('render2.tex','wb') as output:
    x = template.render(hello='ÖÜÄ')
    output.write(x.encode('utf-8'))

import toml # handle toml files
import sqlite3
from datetime import datetime
import time
 
 
settings = toml.load('settings.toml')
dbfilename = settings['dbfilename'] 
 
conn = sqlite3.connect(":memory:")
c = conn.cursor()
 
with conn:
    c.execute(
        """
    create table if not exists
        contacts (id integer primary key, 
                  personid integer, 
                  validfrom text, 
                  validto text,
                  firstname text,
                  lastname text,
                  phonenumber text);
    """
    )
 
    now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
 
    c.execute(f"INSERT INTO contacts (personid, validfrom, validto, firstname, lastname, phonenumber) values (1,'{now}','9999-12-31 23:59:59','Mickey','Mouse','0123-456')")
    c.execute(f"INSERT INTO contacts (personid, validfrom, validto, firstname, lastname, phonenumber) values (2,'{now}','9999-12-31 23:59:59','Donald','Duck','0123-123')")
 
    time.sleep(6)
    now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
 
    c.execute(f"UPDATE contacts set validto = '{now}' where id = 1")
 
    time.sleep(6)
    now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
 
    c.execute(f"INSERT INTO contacts (personid, validfrom,validto, firstname, lastname, phonenumber) values (1, '{now}','9999-12-31 23:59:59','Mickey','Mouse','0123-789')")
 
 
    result = c.execute(f"select * from contacts where validto > '2023-12-31';").fetchall()
 
    for row in result:
        print(row)

\documentclass[fontsize=12pt]{scrartcl}
\usepackage{wasysym}
\usepackage{tikz}
\usepackage[right]{showlabels}
\usetikzlibrary{positioning}
\usepackage{graphicx} 
 
\newcommand{\half}{\rotatebox{-45}{\Huge\RIGHTcircle}}
\newcommand{\full}{\Huge\CIRCLE}
 
\begin{document}  
\begin{center}
\begin{tikzpicture}[x=20mm,y=20mm]
 
\node at (0,0) (a1)  {\half};
\node at (1,0)  (a2) {\half};
\node at (2,0) (a3) {\half};
\node at (3,0) (a4) {\half};
 
\node at (0,-1) (b1)  {\half};
\node at (1,-1) (b2){\full};
\node at (2,-1) (b3)  {\half};
\node at (3,-1) (b4) {\full};
 
\draw (a1) -- (b1);
\draw (a2) -- (b2);
\draw (a3) -- (b4);
\draw (a4) -- (b3);
 
 
\end{tikzpicture}
\end{center}
 
\end{document}