s/%/fstrings/g

Except in one spot where it was too complicated to bother for now XD

2 files changed, 2 insertions, 2 deletions

diff --git a/paramiko/_winapi.py b/paramiko/_winapi.py
index ab2a71e6..96284b69 100644
--- a/paramiko/_winapi.py
+++ b/paramiko/_winapi.py
@@ -172,7 +172,7 @@ class MemoryMap(object):
         assert isinstance(msg, bytes)
         n = len(msg)
         if self.pos + n >= self.length:  # A little safety.
-            raise ValueError("Refusing to write %d bytes" % n)
+            raise ValueError(f"Refusing to write {n} bytes")
         dest = self.view + self.pos
         length = ctypes.c_size_t(n)
         ctypes.windll.kernel32.RtlMoveMemory(dest, msg, length)
diff --git a/paramiko/win_pageant.py b/paramiko/win_pageant.py
index 780824c1..5a085939 100644
--- a/paramiko/win_pageant.py
+++ b/paramiko/win_pageant.py
@@ -84,7 +84,7 @@ def _query_pageant(msg):
         return None
 
     # create a name for the mmap
-    map_name = "PageantRequest%08x" % thread.get_ident()
+    map_name = f"PageantRequest{thread.get_ident():08x}"
 
     pymap = _winapi.MemoryMap(
         map_name, _AGENT_MAX_MSGLEN, _winapi.get_security_attributes_for_user()