When firenado starts on python 3.9 those warnings are displayed:
~/venvs/sincenv/lib64/python3.9/site-packages/cartola/fs.py:54: SyntaxWarning: "is not" with a literal. Did you mean "!="?
if filename_x[-1].strip() is not '':
~/venvs/sincenv/lib64/python3.9/site-packages/firenado/tornadoweb.py:383: SyntaxWarning: "is" with a literal. Did you mean "=="?
if key is 'ignore_component':
~/venvs/sincenv/lib64/python3.9/site-packages/firenado/tornadoweb.py:385: SyntaxWarning: "is" with a literal. Did you mean "=="?
if key is 'component':
~/venvs/sincenv/lib64/python3.9/site-packages/firenado/tornadoweb.py:529: SyntaxWarning: "is" with a literal. Did you mean "=="?
if key is 'ignore_component':
~/venvs/sincenv/lib64/python3.9/site-packages/firenado/tornadoweb.py:531: SyntaxWarning: "is" with a literal. Did you mean "=="?
if key is 'component':
When firenado starts on python 3.9 those warnings are displayed: