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2.5 KiB
2.5 KiB
title |
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encoding/csv |
csv reads comma-separated values files
Index
- def read_all(source, comma=",", comment="", lazy_quotes=False, trim_leading_space=False, fields_per_record=0, skip=0) [][]string
- def write_all(source,comma=",") string
Functions
def csv.read_all
csv.read_all(source, comma=",", comment="", lazy_quotes=False, trim_leading_space=False, fields_per_record=0, skip=0) [][]string
read all rows from a source string, returning a list of string lists
Arguments
name | type | description |
---|---|---|
source |
string |
input string of csv data |
comma |
string |
comma is the field delimiter, defaults to "," (a comma).comma must be a valid character and must not be \r, \n,or the Unicode replacement character (0xFFFD). |
comment |
string |
comment, if not "", is the comment character. Lines beginning with thecomment character without preceding whitespace are ignored.With leading whitespace the comment character becomes part of thefield, even if trim_leading_space is True.comment must be a valid character and must not be \r, \n,or the Unicode replacement character (0xFFFD).It must also not be equal to comma. |
lazy_quotes |
bool |
If lazy_quotes is True, a quote may appear in an unquoted field anda non-doubled quote may appear in a quoted field. |
trim_leading_space |
bool |
If trim_leading_space is True, leading white space in a field is ignored.This is done even if the field delimiter, comma, is white space. |
fields_per_record |
int |
fields_per_record is the number of expected fields per record.If fields_per_record is positive, read_all requires each record tohave the given number of fields. If fields_per_record is 0, read_all sets it tothe number of fields in the first record, so that future records musthave the same field count. If fields_per_record is negative, no check ismade and records may have a variable number of fields. |
skip |
int |
number of rows to skip, omitting from returned rows |
def csv.write_all
csv.write_all(source,comma=",") string
write all rows from source to a csv-encoded string
Arguments
name | type | description |
---|---|---|
source |
[][]string |
array of arrays of strings to write to csv |
comma |
string |
comma is the field delimiter, defaults to "," (a comma).comma must be a valid character and must not be \r, \n,or the Unicode replacement character (0xFFFD). |