bump botocore dependency specification

Author: jakob-keller

CHANGES.rst

@@ -1,7 +1,7 @@
 Changes
 -------
 
-2.20.0 (2025-02-13)
+2.20.0 (2025-02-19)
 ^^^^^^^^^^^^^^^^^^^
 * patch `AwsChunkedWrapper.read`
 * bump botocore dependency specification

aiobotocore/httpchecksum.py

@@ -6,6 +6,7 @@
     FlexibleChecksumError,
     _apply_request_header_checksum,
     base64,
+    conditionally_calculate_md5,
     determine_content_length,
     logger,
 )
@@ -169,7 +170,10 @@ def apply_request_checksum(request):
     if not algorithm:
         return
 
-    if algorithm["in"] == "header":
+    if algorithm == "conditional-md5":
+        # Special case to handle the http checksum required trait
+        conditionally_calculate_md5(request)
+    elif algorithm["in"] == "header":
         _apply_request_header_checksum(request)
     elif algorithm["in"] == "trailer":
         _apply_request_trailer_checksum(request)

pyproject.toml

@@ -32,7 +32,7 @@ dynamic = ["version", "readme"]
 dependencies = [
     "aiohttp >= 3.9.2, < 4.0.0",
     "aioitertools >= 0.5.1, < 1.0.0",
-    "botocore >= 1.36.18, < 1.36.20", # NOTE: When updating, always keep `project.optional-dependencies` aligned
+    "botocore >= 1.36.20, < 1.36.22", # NOTE: When updating, always keep `project.optional-dependencies` aligned
     "python-dateutil >= 2.1, < 3.0.0",
     "jmespath >= 0.7.1, < 2.0.0",
     "multidict >= 6.0.0, < 7.0.0",
@@ -43,10 +43,10 @@ dependencies = [
 
 [project.optional-dependencies]
 awscli = [
-    "awscli >= 1.37.18, < 1.37.20",
+    "awscli >= 1.37.20, < 1.37.22",
 ]
 boto3 = [
-    "boto3 >= 1.36.18, < 1.36.20",
+    "boto3 >= 1.36.20, < 1.36.22",
 ]
 
 [project.urls]

tests/test_patches.py

@@ -717,7 +717,7 @@
     },
     AwsChunkedWrapper.__iter__: {'261e26d1061655555fe3dcb2689d963e43f80fb0'},
     apply_request_checksum: {
-        '94f2d201a07a3831fd55d8ca2f2d75cdb06a9514',
+        '6d904d118cd9d768935e38a60a73a46c67a8d440',
     },
     _apply_request_trailer_checksum: {
         '45f483dd8520bf67616a063bdf6386865aad3591',