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Fix DeprecationWarning: generator '__iter__' raised StopIteration

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Closes #498
This commit is contained in:
NotSqrt 2017-01-04 09:45:53 +01:00
parent 651f1b6c97
commit 9ffb61214c
1 changed files with 25 additions and 19 deletions
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44
lib/extras.py
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@ -106,18 +106,21 @@ class DictCursorBase(_cursor):
return res return res
def __iter__(self): def __iter__(self):
if self._prefetch: try:
res = super(DictCursorBase, self).__iter__() if self._prefetch:
first = res.next() res = super(DictCursorBase, self).__iter__()
if self._query_executed: first = res.next()
self._build_index() if self._query_executed:
if not self._prefetch: self._build_index()
res = super(DictCursorBase, self).__iter__() if not self._prefetch:
first = res.next() res = super(DictCursorBase, self).__iter__()
first = res.next()
yield first yield first
while 1: while 1:
yield res.next() yield res.next()
except StopIteration:
return
class DictConnection(_connection): class DictConnection(_connection):
@ -343,17 +346,20 @@ class NamedTupleCursor(_cursor):
return map(nt._make, ts) return map(nt._make, ts)
def __iter__(self): def __iter__(self):
it = super(NamedTupleCursor, self).__iter__() try:
t = it.next() it = super(NamedTupleCursor, self).__iter__()
t = it.next()
nt = self.Record nt = self.Record
if nt is None: if nt is None:
nt = self.Record = self._make_nt() nt = self.Record = self._make_nt()
yield nt._make(t) yield nt._make(t)
while 1: while 1:
yield nt._make(it.next()) yield nt._make(it.next())
except StopIteration:
return
try: try:
from collections import namedtuple from collections import namedtuple