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import sys
import logging
import json
from msal_extensions import build_encrypted_persistence, FilePersistence
def build_persistence(location, fallback_to_plaintext=False):
"""Build a suitable persistence instance based your current OS"""
# Note: This sample stores both encrypted persistence and plaintext persistence
# into same location, therefore their data would likely override with each other.
try:
return build_encrypted_persistence(location)
except: # pylint: disable=bare-except
# On Linux, encryption exception will be raised during initialization.
# On Windows and macOS, they won't be detected here,
# but will be raised during their load() or save().
if not fallback_to_plaintext:
raise
logging.warning("Encryption unavailable. Opting in to plain text.")
return FilePersistence(location)
persistence = build_persistence("token_cache.bin")
print("Type of persistence: {}".format(persistence.__class__.__name__))
print("Is this persistence encrypted?", persistence.is_encrypted)
cache = PersistedTokenCache(persistence)
# Now you can use it in an msal application like this:
# app = msal.PublicClientApplication("my_client_id", token_cache=cache)
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