MicroPython Forum

Posted: **Thu Jun 18, 2020 7:53 am**

hello ,
i try convert

 mem=[1,0,0,1,0,1,0,0,0,0,0,0]

in Hexadecimal
i try with :

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res = ''.join(format(x, '02x') for x in mem)

but :

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NameError: name 'format' isn't defined

thank

Posted: **Thu Jun 18, 2020 8:09 am**

try:

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res = ''.join("%02x" % x for x in mem)

or

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res = ''.join('{:02x}'.format(x) for x in mem)

Posted: **Thu Jun 18, 2020 8:22 am**

ok thank Robert

for the both =

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'010000010001000000000000'

Posted: **Sat Jun 20, 2020 12:25 am**

Did you mean binary to hex?

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>>> mem=[1,0,0,1,0,1,0,0,0,0,0,0]
>>> ''.join(map(str, mem))
'100101000000'
>>> int(''.join(map(str, mem)),2)
2368
>>> '%x' % int(''.join(map(str, mem)),2)
'940'

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