hi,
after reading a feather file as described here
# Create SeDf by reading from feather
sdf_f = pd.DataFrame.spatial.from_feather(
'./sedf_data/cities/sample_cms_data.feather')
we get a pandas DF.
calling
print(sdf_t.spatial.sr)
gives: {'wkid': None}
How could one (re)project the sdf?