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Jinja2 Loops

Example ! #### Script1 #### from __future__ import unicode_literals, print_function from jinja2 import FileSystemLoader, StrictUndefined from jinja2.environment import Environment env = Environment(undefined=StrictUndefined) env.loader = FileSystemLoader([“.”, “./templates/”]) var_interfaces = {} var_template_file = “intf_config1.j2” var_template = env.get_template(var_template_file) var_output = var_template.render(**var_interfaces) print(var_output) ####…
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Jinja2 Environments

So to be able to call different files/template that are not in the current directory,   from __future__ import unicode_literals, print_function from jinja2 import FileSystemLoader, StrictUndefined from jinja2.environment import Environment #env = Environment() <— load the default environment #env =…
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TextFSM Structure

Template should look like this : #Definition Value VARIABLE (regular expression pattern) Value VARIABLE (regular expression pattern) Value VARIABLE (regular expression pattern) #TxtFSM Start Start ….Regex Expression for what you are looking for : ^Device.*ID -> LLDP LLDP ….^${VARIABLE}.* ->…
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