Merge pull request #362 from dajiaji/fix-hpke-sample-in-readme

Fix HPKE sample.

Author: dajiaji

README.md

@@ -509,11 +509,11 @@ r = Recipient.new(
     },
     unprotected={
         4: b"01",  # kid: "01"
-        -4: {  # HPKE sender information
-            1: 0x0010,  # kem: DHKEM(P-256, HKDF-SHA256)
-            2: 0x0001,  # kdf: HKDF-SHA256
-            3: 0x0001,  # aead: AES-128-GCM
-        },
+        -4: [  # HPKE sender information
+            0x0010,  # kem: DHKEM(P-256, HKDF-SHA256)
+            0x0001,  # kdf: HKDF-SHA256
+            0x0001,  # aead: AES-128-GCM
+        ],
     },
     recipient_key=rpk,
 )
@@ -662,11 +662,11 @@ encoded = sender.encode(
     },
     unprotected={
         4: b"01",  # kid: "01"
-        -4: {  # HPKE sender information
-            1: 0x0010,  # kem: DHKEM(P-256, HKDF-SHA256)
-            2: 0x0001,  # kdf: HKDF-SHA256
-            3: 0x0001,  # aead: AES-128-GCM
-        },
+        -4: [  # HPKE sender information
+            0x0010,  # kem: DHKEM(P-256, HKDF-SHA256)
+            0x0001,  # kdf: HKDF-SHA256
+            0x0001,  # aead: AES-128-GCM
+        ],
     },
 )
 
@@ -967,11 +967,11 @@ r = Recipient.new(
     },
     unprotected={
         4: b"01",  # kid: "01"
-        -4: {  # HPKE sender information
-            1: 0x0010,  # kem: DHKEM(P-256, HKDF-SHA256)
-            2: 0x0001,  # kdf: HKDF-SHA256
-            3: 0x0001,  # aead: AES-128-GCM
-        },
+        -4: [  # HPKE sender information
+            0x0010,  # kem: DHKEM(P-256, HKDF-SHA256)
+            0x0001,  # kdf: HKDF-SHA256
+            0x0001,  # aead: AES-128-GCM
+        ],
     },
     recipient_key=rpk,
 )