import jinja2
from jinja2 import Environment, meta
 
# Define the template string
template_string = "Found the BGP established with PEER IP {{peer_ip}}"
 
# Create a Jinja2 Environment
env = Environment()
 
# Parse the template string to extract variable names
parsed_content = env.parse(template_string)
variable_names = meta.find_undeclared_variables(parsed_content)
 
# Print the extracted variable names
print("Variable names:", variable_names)
 

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