Difference between revisions of "Jinja"
Jump to navigation
Jump to search
| Line 8: | Line 8: | ||
from jinja2 import Template | from jinja2 import Template | ||
import os | import os | ||
| − | template = Template("Hello {{ env['MYENVVAR'] or 'DefaultVal' }}") | + | template = Template("Hello {{ env['MYENVVAR'] or 'DefaultVal' }}", undefined=StrictUndefined) |
r = template.render(env=os.environ, name='somethingelse') | r = template.render(env=os.environ, name='somethingelse') | ||
print(r) | print(r) | ||
Revision as of 16:14, 10 October 2021
$ export MYENVVAR=foo
$ nano example.py
from jinja2 import Template
import os
template = Template("Hello {{ env['MYENVVAR'] or 'DefaultVal' }}", undefined=StrictUndefined)
r = template.render(env=os.environ, name='somethingelse')
print(r)
Run template
$ python3 example.py
https://jinja.palletsprojects.com/en/2.11.x/intro/
Other Methods
targs = {}
targs['MYENVVAR'] = os.getenv('MYENVVAR')
with open('configMap.yml.jinja') as f_:
template = Template(f_.read())
txt = template.render(targs)
with open('configMap.yml', 'w') as f_:
f_.write(txt)