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| author | Ezio Melotti <ezio.melotti@gmail.com> | 2012-09-15 02:51:45 (GMT) |
|---|---|---|
| committer | Ezio Melotti <ezio.melotti@gmail.com> | 2012-09-15 02:51:45 (GMT) |
| commit | e34f8a943b35f646ba3b1b5ff1835e9b3b242402 (patch) | |
| tree | 036ff8ba13e31931f899a35ad33260ab2235eb43 | |
| parent | 1e7ee9dfa0cc5007da1cbc3331b799584af8b680 (diff) | |
| download | cpython-e34f8a943b35f646ba3b1b5ff1835e9b3b242402.zip cpython-e34f8a943b35f646ba3b1b5ff1835e9b3b242402.tar.gz cpython-e34f8a943b35f646ba3b1b5ff1835e9b3b242402.tar.bz2 | |
#15932: use with statement in csv doc examples. Patch by Dario Bertini.
| -rw-r--r-- | Doc/library/csv.rst | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/Doc/library/csv.rst b/Doc/library/csv.rst index e84e218..d8df7fc 100644 --- a/Doc/library/csv.rst +++ b/Doc/library/csv.rst @@ -71,9 +71,10 @@ The :mod:`csv` module defines the following functions: A short usage example:: >>> import csv - >>> spamReader = csv.reader(open('eggs.csv', newline=''), delimiter=' ', quotechar='|') - >>> for row in spamReader: - ... print(', '.join(row)) + >>> with open('eggs.csv', newline='') as csvfile: + ... spamreader = csv.reader(csvfile, delimiter=' ', quotechar='|') + ... for row in spamreader: + ... print(', '.join(row)) Spam, Spam, Spam, Spam, Spam, Baked Beans Spam, Lovely Spam, Wonderful Spam @@ -99,11 +100,12 @@ The :mod:`csv` module defines the following functions: A short usage example:: - >>> import csv - >>> spamWriter = csv.writer(open('eggs.csv', 'w', newline=''), delimiter=' ', - ... quotechar='|', quoting=csv.QUOTE_MINIMAL) - >>> spamWriter.writerow(['Spam'] * 5 + ['Baked Beans']) - >>> spamWriter.writerow(['Spam', 'Lovely Spam', 'Wonderful Spam']) + import csv + with open('eggs.csv', 'w', newline='') as csvfile: + spamwriter = csv.writer(csvfile, delimiter=' ', + quotechar='|', quoting=csv.QUOTE_MINIMAL) + spamwriter.writerow(['Spam'] * 5 + ['Baked Beans']) + spamwriter.writerow(['Spam', 'Lovely Spam', 'Wonderful Spam']) .. function:: register_dialect(name[, dialect], **fmtparams) @@ -221,11 +223,11 @@ The :mod:`csv` module defines the following classes: An example for :class:`Sniffer` use:: - csvfile = open("example.csv") - dialect = csv.Sniffer().sniff(csvfile.read(1024)) - csvfile.seek(0) - reader = csv.reader(csvfile, dialect) - # ... process CSV file contents here ... + with open('example.csv') as csvfile: + dialect = csv.Sniffer().sniff(csvfile.read(1024)) + csvfile.seek(0) + reader = csv.reader(csvfile, dialect) + # ... process CSV file contents here ... The :mod:`csv` module defines the following constants: |