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-rw-r--r--lang/python/gpgme.i5
-rwxr-xr-xlang/python/tests/t-data.py6
2 files changed, 11 insertions, 0 deletions
diff --git a/lang/python/gpgme.i b/lang/python/gpgme.i
index 610b3d9d..492326b8 100644
--- a/lang/python/gpgme.i
+++ b/lang/python/gpgme.i
@@ -557,6 +557,11 @@ gpgme_error_t gpgme_op_keylist_start (gpgme_ctx_t ctx,
const char *pattern="",
int secret_only=0);
+/* The whence argument is surprising in Python-land,
+ because BytesIO or StringIO objects do not require it.
+ It defaults to SEEK_SET. Let's do that for Data objects, too */
+off_t gpgme_data_seek (gpgme_data_t dh, off_t offset, int whence=SEEK_SET);
+
/* Include the unmodified <gpgme.h> for cc, and the cleaned-up local
version for SWIG. We do, however, want to hide certain fields on
some structs, which we provide prior to including the version for
diff --git a/lang/python/tests/t-data.py b/lang/python/tests/t-data.py
index 33013193..5cf074c5 100755
--- a/lang/python/tests/t-data.py
+++ b/lang/python/tests/t-data.py
@@ -51,6 +51,12 @@ data.write(b'Hello world!')
data.seek(0, os.SEEK_SET)
assert data.read() == b'Hello world!'
+data = gpg.Data()
+data.write(b'Hello world!')
+# We expect the second argument to default to SEEK_SET
+data.seek(0)
+assert data.read() == b'Hello world!'
+
binjunk = bytes(range(256))
data = gpg.Data()
data.write(binjunk)