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Close file handlers the python way, changed var bytes to out_bytes

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211217613 2016-06-23 20:35:46 -05:00 committed by Martin Braun
parent 9caf20c299
commit 23a04bf3ed
1 changed files with 8 additions and 8 deletions
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16
firmware/fx2/utils/build_eeprom.py
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@ -45,8 +45,8 @@ def build_eeprom_image (filename, rev):
the EZ-USB FX2 Technical Reference Manual
"""
# get the code we want to run
f = open(filename, 'rb')
bytes = f.read()
with open(filename, 'rb') as f:
out_bytes = f.read()
devid = 4 #for compatibility
start_addr = 0 #prove me wrong
@ -72,8 +72,8 @@ def build_eeprom_image (filename, rev):
# 4 byte header that indicates where to load
# the immediately follow code bytes.
code_header = [
msb (len (bytes)),
lsb (len (bytes)),
msb (len (out_bytes)),
lsb (len (out_bytes)),
msb (start_addr),
lsb (start_addr)
]
@ -87,7 +87,7 @@ def build_eeprom_image (filename, rev):
0x00
]
image = rom_header + code_header + [ord(c) for c in bytes] + trailer
image = rom_header + code_header + [ord(c) for c in out_bytes] + trailer
assert (len (image) <= 256)
return image
@ -111,6 +111,6 @@ if __name__ == '__main__':
image = "".join(chr(c) for c in build_eeprom_image(infile, options.rev))
f = open(outfile, 'wb')
f.write(str(image))
f.close()
# Opening in binary mode -> why converting image to str
with open(outfile, 'wb') as f:
f.write( str(image) )