def obj_sha(type, chunks):
"""Compute the SHA for a numeric type and object chunks."""
sha = make_sha()
sha.update(object_header(type, chunks_length(chunks)))
for chunk in chunks:
sha.update(chunk)
return sha.digest()
def compute_blob_hash(fname, chunk_size=1<<16):
obj_len = os.path.getsize(fname)
head = object_header(Blob.type_num, obj_len)
with open(fname, "rb") as f:
def read_chunk():
return f.read(chunk_size)
my_iter = chain([head], iter(read_chunk,''))
return iter_sha1(my_iter)
def compute_blob_hash(fname, chunk_size=1<<16):
obj_len = os.path.getsize(fname)
head = object_header(Blob.type_num, obj_len)
with open(fname, "rb") as f:
def read_chunk():
return f.read(chunk_size)
my_iter = chain([head], iter(read_chunk,''))
return iter_sha1(my_iter)
