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bpo-36654: add example to generate token from another file #12947

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Merged
merged 4 commits into from
Jan 25, 2020
Merged

bpo-36654: add example to generate token from another file #12947

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bpo-36654: add example to generate token from another file
Windsooon Apr 25, 2019
dbafadc
change example file name
Windsooon Apr 28, 2019
f18f1e2
add example for tokenizing file using unicode and bytes
Windsooon Jan 13, 2020
943c19d
Update tokenize.rst
berkerpeksag Jan 25, 2020
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12 changes: 12 additions & 0 deletions Doc/library/tokenize.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -278,3 +278,15 @@ The exact token type names can be displayed using the :option:`-e` option:
4,10-4,11: RPAR ')'
4,11-4,12: NEWLINE '\n'
5,0-5,0: ENDMARKER ''

Example of tokenizing a file programmatically::

import tokenize
f = open('hello.py', 'rb')
token_gen = tokenize.tokenize(f.readline)

for token in token_gen:
# TokenInfo(type=59 (ENCODING), string='utf-8', start=(0, 0), end=(0, 0), line='')
# TokenInfo(type=1 (NAME), string='def', start=(1, 0), end=(1, 3), line='def foo:\n')
# ...
print(token)