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Fix SF bug 579701 (Fernando Pérez); an input line consisting of one or

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more spaces only crashed pdb.

While I was at it, cleaned up some style nits (spaces between function
and parenthesis, and redundant parentheses in if statement).
This commit is contained in:
Guido van Rossum 2002-07-12 13:10:53 +00:00
parent 2ad9419c8f
commit 08454596d1
1 changed files with 8 additions and 8 deletions
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16
Lib/pdb.py
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@ -102,8 +102,8 @@ class Pdb(bdb.Bdb, cmd.Cmd):
self.rcLines = [] self.rcLines = []
for line in rcLines: for line in rcLines:
line = line[:-1] line = line[:-1]
if len (line) > 0 and line[0] != '#': if len(line) > 0 and line[0] != '#':
self.onecmd (line) self.onecmd(line)
# Override Bdb methods (except user_call, for now) # Override Bdb methods (except user_call, for now)
@ -151,7 +151,7 @@ class Pdb(bdb.Bdb, cmd.Cmd):
def precmd(self, line): def precmd(self, line):
"""Handle alias expansion and ';;' separator.""" """Handle alias expansion and ';;' separator."""
if not line: if not line.strip():
return line return line
args = line.split() args = line.split()
while args[0] in self.aliases: while args[0] in self.aliases:
@ -321,8 +321,8 @@ class Pdb(bdb.Bdb, cmd.Cmd):
return 0 return 0
line = line.strip() line = line.strip()
# Don't allow setting breakpoint at a blank line # Don't allow setting breakpoint at a blank line
if ( not line or (line[0] == '#') or if (not line or (line[0] == '#') or
(line[:3] == '"""') or line[:3] == "'''" ): (line[:3] == '"""') or line[:3] == "'''"):
print '*** Blank or comment' print '*** Blank or comment'
return 0 return 0
# When a file is read in and a breakpoint is at # When a file is read in and a breakpoint is at
@ -401,9 +401,9 @@ class Pdb(bdb.Bdb, cmd.Cmd):
bp = bdb.Breakpoint.bpbynumber[bpnum] bp = bdb.Breakpoint.bpbynumber[bpnum]
if bp: if bp:
bp.ignore = count bp.ignore = count
if (count > 0): if count > 0:
reply = 'Will ignore next ' reply = 'Will ignore next '
if (count > 1): if count > 1:
reply = reply + '%d crossings' % count reply = reply + '%d crossings' % count
else: else:
reply = reply + '1 crossing' reply = reply + '1 crossing'
@ -614,7 +614,7 @@ class Pdb(bdb.Bdb, cmd.Cmd):
for alias in keys: for alias in keys:
print "%s = %s" % (alias, self.aliases[alias]) print "%s = %s" % (alias, self.aliases[alias])
return return
if args[0] in self.aliases and len (args) == 1: if args[0] in self.aliases and len(args) == 1:
print "%s = %s" % (args[0], self.aliases[args[0]]) print "%s = %s" % (args[0], self.aliases[args[0]])
else: else:
self.aliases[args[0]] = ' '.join(args[1:]) self.aliases[args[0]] = ' '.join(args[1:])