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Writing to File - Bytes Bug #1

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Writing to File - Bytes Bug #1

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b751d3d
Changed struct function to check for already converted values.:
brycefrank Feb 12, 2017
07d772e
Removed a couple of unnecessary changes.
brycefrank Feb 13, 2017
0d9b7d6
Removed a couple of unnecessary changes.
brycefrank Feb 13, 2017
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15 changes: 8 additions & 7 deletions laspy/header.py
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Original file line number Diff line number Diff line change
Expand Up @@ -464,21 +464,22 @@ def __len__(self):
'''Return the size of the vlr object in bytes'''
return self.rec_len_after_header + 54

def pack(self, name, val):
'''Pack a VLR field into bytes.'''
def pack(self, name, val):
spec = self.fmt.lookup[name]
if type(val)== bytes:
return val
if spec.num == 1:
return(struct.pack(spec.fmt, val))
return(struct.pack(spec.fmt[0]+spec.fmt[1]*len(val), *val))
return(struct.pack(spec.fmt[0]+spec.fmt[1]*len(val)))

def to_byte_string(self):
'''Pack the entire VLR into a byte string.'''
if type(self.parsed_body) != type(None):
self.pack_data()
out = (self.pack("reserved", self.reserved) +
self.pack("user_id", self.user_id) +
self.pack("record_id", self.record_id) +
self.pack("rec_len_after_header", self.rec_len_after_header) +
out = (self.pack("reserved", self.reserved) +
self.pack("user_id", self.user_id) +
self.pack("record_id", self.record_id) +
self.pack("rec_len_after_header", self.rec_len_after_header) +
self.pack("description", self.description) +
self.VLR_body)
diff = (self.rec_len_after_header - len(self.VLR_body))
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