def tf_buffer(data=None):
"""Context manager that creates and deletes TF_Buffer.
Example usage:
with tf_buffer() as buf:
# get serialized graph def into buf
...
proto_data = c_api.TF_GetBuffer(buf)
graph_def.ParseFromString(compat.as_bytes(proto_data))
# buf has been deleted
with tf_buffer(some_string) as buf:
c_api.TF_SomeFunction(buf)
# buf has been deleted
Args:
data: An optional `bytes`, `str`, or `unicode` object. If not None, the
yielded buffer will contain this data.
Yields:
Created TF_Buffer
"""
if data:
buf = c_api.TF_NewBufferFromString(compat.as_bytes(data))
else:
buf = c_api.TF_NewBuffer()
try:
yield buf
finally:
c_api.TF_DeleteBuffer(buf)
def __init__(self, buf_string): self.buffer = c_api.TF_NewBufferFromString(compat.as_bytes(buf_string))