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Take advantage of the frozenset constant optimization.

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This commit is contained in:
Raymond Hettinger 2010-09-05 23:15:06 +00:00
parent 0d739d7047
commit d5825ccd40
2 changed files with 11 additions and 11 deletions
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8
Lib/_markupbase.py
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@ -122,7 +122,7 @@ class ParserBase:
# this could be handled in a separate doctype parser
if decltype == "doctype":
j = self._parse_doctype_subset(j + 1, i)
elif decltype in ("attlist", "linktype", "link", "element"):
elif decltype in {"attlist", "linktype", "link", "element"}:
# must tolerate []'d groups in a content model in an element declaration
# also in data attribute specifications of attlist declaration
# also link type declaration subsets in linktype declarations
@ -145,10 +145,10 @@ class ParserBase:
sectName, j = self._scan_name( i+3, i )
if j < 0:
return j
if sectName in ("temp", "cdata", "ignore", "include", "rcdata"):
if sectName in {"temp", "cdata", "ignore", "include", "rcdata"}:
# look for standard ]]> ending
match= _markedsectionclose.search(rawdata, i+3)
elif sectName in ("if", "else", "endif"):
elif sectName in {"if", "else", "endif"}:
# look for MS Office ]> ending
match= _msmarkedsectionclose.search(rawdata, i+3)
else:
@ -203,7 +203,7 @@ class ParserBase:
name, j = self._scan_name(j + 2, declstartpos)
if j == -1:
return -1
if name not in ("attlist", "element", "entity", "notation"):
if name not in {"attlist", "element", "entity", "notation"}:
self.updatepos(declstartpos, j + 2)
self.error(
"unknown declaration %r in internal subset" % name)

14
Lib/ftplib.py
View File

@ -171,7 +171,7 @@ class FTP:
def sanitize(self, s):
if s[:5] == 'pass ' or s[:5] == 'PASS ':
i = len(s)
while i > 5 and s[i-1] in '\r\n':
while i > 5 and s[i-1] in {'\r', '\n'}:
i = i-1
s = s[:5] + '*'*(i-5) + s[i:]
return repr(s)
@ -221,7 +221,7 @@ class FTP:
if self.debugging: print('*resp*', self.sanitize(resp))
self.lastresp = resp[:3]
c = resp[:1]
if c in ('1', '2', '3'):
if c in {'1', '2', '3'}:
return resp
if c == '4':
raise error_temp(resp)
@ -245,7 +245,7 @@ class FTP:
if self.debugging > 1: print('*put urgent*', self.sanitize(line))
self.sock.sendall(line, MSG_OOB)
resp = self.getmultiline()
if resp[:3] not in ('426', '225', '226'):
if resp[:3] not in {'426', '225', '226'}:
raise error_proto(resp)
def sendcmd(self, cmd):
@ -375,7 +375,7 @@ class FTP:
if not user: user = 'anonymous'
if not passwd: passwd = ''
if not acct: acct = ''
if user == 'anonymous' and passwd in ('', '-'):
if user == 'anonymous' and passwd in {'', '-'}:
# If there is no anonymous ftp password specified
# then we'll just use anonymous@
# We don't send any other thing because:
@ -534,7 +534,7 @@ class FTP:
def delete(self, filename):
'''Delete a file.'''
resp = self.sendcmd('DELE ' + filename)
if resp[:3] in ('250', '200'):
if resp[:3] in {'250', '200'}:
return resp
else:
raise error_reply(resp)
@ -897,9 +897,9 @@ def ftpcp(source, sourcename, target, targetname = '', type = 'I'):
# transfer request.
# So: STOR before RETR, because here the target is a "user".
treply = target.sendcmd('STOR ' + targetname)
if treply[:3] not in ('125', '150'): raise error_proto # RFC 959
if treply[:3] not in {'125', '150'}: raise error_proto # RFC 959
sreply = source.sendcmd('RETR ' + sourcename)
if sreply[:3] not in ('125', '150'): raise error_proto # RFC 959
if sreply[:3] not in {'125', '150'}: raise error_proto # RFC 959
source.voidresp()
target.voidresp()