Coverage for lino/utils/ucsv.py : 49%

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# Copied from http://docs.python.org/library/csv.html
""" Iterator that reads an encoded stream and reencodes the input to UTF-8 """
self.reader = codecs.getreader(encoding)(f)
return self
return self.reader.next().encode("utf-8")
""" A CSV reader which will iterate over lines in the CSV file "f", which is encoded in the given encoding. """
f = UTF8Recoder(f, encoding) self.reader = csv.reader(f, dialect=dialect, **kwds)
row = next(self.reader) return [str(s, "utf-8") for s in row]
return self
""" A CSV writer which will write rows to CSV file "f", which is encoded in the given encoding. """
# Redirect output to a queue self.queue = io.StringIO() self.writer = csv.writer(self.queue, dialect=dialect, **kwds) self.stream = f self.encoder = codecs.getincrementalencoder(encoding)()
self.writer.writerow([s.encode("utf-8") for s in row]) # Fetch UTF-8 output from the queue ... data = self.queue.getvalue() data = data.decode("utf-8") # ... and reencode it into the target encoding data = self.encoder.encode(data) # write to the target stream self.stream.write(data) # empty queue self.queue.truncate(0)
for row in rows: self.writerow(row) |