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| -rw-r--r-- | Doc/lib/libcollections.tex | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Doc/lib/libcollections.tex b/Doc/lib/libcollections.tex index bdc14b5a29..b73805ab9f 100644 --- a/Doc/lib/libcollections.tex +++ b/Doc/lib/libcollections.tex @@ -377,12 +377,13 @@ Setting the \member{default_factory} to \class{set} makes the The use cases are the same as those for tuples. The named factories assign meaning to each tuple position and allow for more readable, - self-documenting code. Can also be used to assign field names to tuples + self-documenting code. Named tuples can also be used to assign field names + to tuples returned by the \module{csv} or \module{sqlite3} modules. For example: \begin{verbatim} import csv - EmployeeRecord = NamedTuple('EmployeeRecord', 'name age title deparment paygrade') + EmployeeRecord = NamedTuple('EmployeeRecord', 'name age title department paygrade') for tup in csv.reader(open("employees.csv", "rb")): print EmployeeRecord(*tup) \end{verbatim} |