diff --git a/python/online/fxreader/pr34/commands_typed/pip.py b/python/online/fxreader/pr34/commands_typed/pip.py
index bf90c5c..9953aa7 100644
--- a/python/online/fxreader/pr34/commands_typed/pip.py
+++ b/python/online/fxreader/pr34/commands_typed/pip.py
@@ -273,6 +273,8 @@ def pip_resolve(
         from pip._internal.utils.hashes import Hashes
         from pip._internal.req.req_install import InstallRequirement
 
+        from . import cli_bootstrap
+
         downloader_call_def = pip._internal.network.download.Downloader.__call__
 
         def downloader_call(
@@ -482,7 +484,7 @@ def pip_resolve(
         #    ]
         #    for o in result_requirements
         # ], [])
-        logger.warn(result_requirements)
+        logger.warning(result_requirements)
 
         res = pip_resolve_t.res_t()
 
@@ -491,7 +493,15 @@ def pip_resolve(
         for o in result_requirements:
             assert isinstance(o, InstallRequirement)
 
-            sha256_hashes = o.hashes()._allowed["sha256"]
+            sha256_hashes = cli_bootstrap.check_list(
+                cli_bootstrap.check_dict(
+                    getattr(o.hashes(), '_allowed'),
+                    str,
+                    list[str],
+                )['sha256'],
+                str,
+            )
+
             assert len(sha256_hashes) == 1
             assert not o.link is None