summaryrefslogtreecommitdiffstats
path: root/Demo/scripts/eqfix.py
diff options
context:
space:
mode:
authorTim Peters <tim.peters@gmail.com>2004-07-18 05:56:09 (GMT)
committerTim Peters <tim.peters@gmail.com>2004-07-18 05:56:09 (GMT)
commite6ddc8b20b493fef2e7cffb2e1351fe1d238857e (patch)
tree3b3d8fcd92e1d8f0cad44297d5c2ae8522bb984c /Demo/scripts/eqfix.py
parent4fba4521e836e0cab08316592392b1e4d06eb6ef (diff)
downloadcpython-e6ddc8b20b493fef2e7cffb2e1351fe1d238857e.zip
cpython-e6ddc8b20b493fef2e7cffb2e1351fe1d238857e.tar.gz
cpython-e6ddc8b20b493fef2e7cffb2e1351fe1d238857e.tar.bz2
Whitespace normalization. Ran reindent.py over the entire source tree.
Diffstat (limited to 'Demo/scripts/eqfix.py')
-rwxr-xr-xDemo/scripts/eqfix.py284
1 files changed, 142 insertions, 142 deletions
diff --git a/Demo/scripts/eqfix.py b/Demo/scripts/eqfix.py
index 2139d2b..deac4f8 100755
--- a/Demo/scripts/eqfix.py
+++ b/Demo/scripts/eqfix.py
@@ -1,9 +1,9 @@
#! /usr/bin/env python
# Fix Python source files to use the new equality test operator, i.e.,
-# if x = y: ...
+# if x = y: ...
# is changed to
-# if x == y: ...
+# if x == y: ...
# The script correctly tokenizes the Python program to reliably
# distinguish between assignments and equality tests.
#
@@ -39,160 +39,160 @@ dbg = err
rep = sys.stdout.write
def main():
- bad = 0
- if not sys.argv[1:]: # No arguments
- err('usage: ' + sys.argv[0] + ' file-or-directory ...\n')
- sys.exit(2)
- for arg in sys.argv[1:]:
- if os.path.isdir(arg):
- if recursedown(arg): bad = 1
- elif os.path.islink(arg):
- err(arg + ': will not process symbolic links\n')
- bad = 1
- else:
- if fix(arg): bad = 1
- sys.exit(bad)
+ bad = 0
+ if not sys.argv[1:]: # No arguments
+ err('usage: ' + sys.argv[0] + ' file-or-directory ...\n')
+ sys.exit(2)
+ for arg in sys.argv[1:]:
+ if os.path.isdir(arg):
+ if recursedown(arg): bad = 1
+ elif os.path.islink(arg):
+ err(arg + ': will not process symbolic links\n')
+ bad = 1
+ else:
+ if fix(arg): bad = 1
+ sys.exit(bad)
ispythonprog = regex.compile('^[a-zA-Z0-9_]+\.py$')
def ispython(name):
- return ispythonprog.match(name) >= 0
+ return ispythonprog.match(name) >= 0
def recursedown(dirname):
- dbg('recursedown(%r)\n' % (dirname,))
- bad = 0
- try:
- names = os.listdir(dirname)
- except os.error, msg:
- err('%s: cannot list directory: %r\n' % (dirname, msg))
- return 1
- names.sort()
- subdirs = []
- for name in names:
- if name in (os.curdir, os.pardir): continue
- fullname = os.path.join(dirname, name)
- if os.path.islink(fullname): pass
- elif os.path.isdir(fullname):
- subdirs.append(fullname)
- elif ispython(name):
- if fix(fullname): bad = 1
- for fullname in subdirs:
- if recursedown(fullname): bad = 1
- return bad
+ dbg('recursedown(%r)\n' % (dirname,))
+ bad = 0
+ try:
+ names = os.listdir(dirname)
+ except os.error, msg:
+ err('%s: cannot list directory: %r\n' % (dirname, msg))
+ return 1
+ names.sort()
+ subdirs = []
+ for name in names:
+ if name in (os.curdir, os.pardir): continue
+ fullname = os.path.join(dirname, name)
+ if os.path.islink(fullname): pass
+ elif os.path.isdir(fullname):
+ subdirs.append(fullname)
+ elif ispython(name):
+ if fix(fullname): bad = 1
+ for fullname in subdirs:
+ if recursedown(fullname): bad = 1
+ return bad
def fix(filename):
-## dbg('fix(%r)\n' % (dirname,))
- try:
- f = open(filename, 'r')
- except IOError, msg:
- err('%s: cannot open: %r\n' % (filename, msg))
- return 1
- head, tail = os.path.split(filename)
- tempname = os.path.join(head, '@' + tail)
- g = None
- # If we find a match, we rewind the file and start over but
- # now copy everything to a temp file.
- lineno = 0
- while 1:
- line = f.readline()
- if not line: break
- lineno = lineno + 1
- if g is None and '\0' in line:
- # Check for binary files
- err(filename + ': contains null bytes; not fixed\n')
- f.close()
- return 1
- if lineno == 1 and g is None and line[:2] == '#!':
- # Check for non-Python scripts
- words = string.split(line[2:])
- if words and regex.search('[pP]ython', words[0]) < 0:
- msg = filename + ': ' + words[0]
- msg = msg + ' script; not fixed\n'
- err(msg)
- f.close()
- return 1
- while line[-2:] == '\\\n':
- nextline = f.readline()
- if not nextline: break
- line = line + nextline
- lineno = lineno + 1
- newline = fixline(line)
- if newline != line:
- if g is None:
- try:
- g = open(tempname, 'w')
- except IOError, msg:
- f.close()
- err('%s: cannot create: %r\n' % (tempname, msg))
- return 1
- f.seek(0)
- lineno = 0
- rep(filename + ':\n')
- continue # restart from the beginning
- rep(repr(lineno) + '\n')
- rep('< ' + line)
- rep('> ' + newline)
- if g is not None:
- g.write(newline)
-
- # End of file
- f.close()
- if not g: return 0 # No changes
-
- # Finishing touch -- move files
-
- # First copy the file's mode to the temp file
- try:
- statbuf = os.stat(filename)
- os.chmod(tempname, statbuf[ST_MODE] & 07777)
- except os.error, msg:
- err('%s: warning: chmod failed (%r)\n' % (tempname, msg))
- # Then make a backup of the original file as filename~
- try:
- os.rename(filename, filename + '~')
- except os.error, msg:
- err('%s: warning: backup failed (%r)\n' % (filename, msg))
- # Now move the temp file to the original file
- try:
- os.rename(tempname, filename)
- except os.error, msg:
- err('%s: rename failed (%r)\n' % (filename, msg))
- return 1
- # Return succes
- return 0
+## dbg('fix(%r)\n' % (dirname,))
+ try:
+ f = open(filename, 'r')
+ except IOError, msg:
+ err('%s: cannot open: %r\n' % (filename, msg))
+ return 1
+ head, tail = os.path.split(filename)
+ tempname = os.path.join(head, '@' + tail)
+ g = None
+ # If we find a match, we rewind the file and start over but
+ # now copy everything to a temp file.
+ lineno = 0
+ while 1:
+ line = f.readline()
+ if not line: break
+ lineno = lineno + 1
+ if g is None and '\0' in line:
+ # Check for binary files
+ err(filename + ': contains null bytes; not fixed\n')
+ f.close()
+ return 1
+ if lineno == 1 and g is None and line[:2] == '#!':
+ # Check for non-Python scripts
+ words = string.split(line[2:])
+ if words and regex.search('[pP]ython', words[0]) < 0:
+ msg = filename + ': ' + words[0]
+ msg = msg + ' script; not fixed\n'
+ err(msg)
+ f.close()
+ return 1
+ while line[-2:] == '\\\n':
+ nextline = f.readline()
+ if not nextline: break
+ line = line + nextline
+ lineno = lineno + 1
+ newline = fixline(line)
+ if newline != line:
+ if g is None:
+ try:
+ g = open(tempname, 'w')
+ except IOError, msg:
+ f.close()
+ err('%s: cannot create: %r\n' % (tempname, msg))
+ return 1
+ f.seek(0)
+ lineno = 0
+ rep(filename + ':\n')
+ continue # restart from the beginning
+ rep(repr(lineno) + '\n')
+ rep('< ' + line)
+ rep('> ' + newline)
+ if g is not None:
+ g.write(newline)
+
+ # End of file
+ f.close()
+ if not g: return 0 # No changes
+
+ # Finishing touch -- move files
+
+ # First copy the file's mode to the temp file
+ try:
+ statbuf = os.stat(filename)
+ os.chmod(tempname, statbuf[ST_MODE] & 07777)
+ except os.error, msg:
+ err('%s: warning: chmod failed (%r)\n' % (tempname, msg))
+ # Then make a backup of the original file as filename~
+ try:
+ os.rename(filename, filename + '~')
+ except os.error, msg:
+ err('%s: warning: backup failed (%r)\n' % (filename, msg))
+ # Now move the temp file to the original file
+ try:
+ os.rename(tempname, filename)
+ except os.error, msg:
+ err('%s: rename failed (%r)\n' % (filename, msg))
+ return 1
+ # Return succes
+ return 0
from tokenize import tokenprog
match = {'if':':', 'elif':':', 'while':':', 'return':'\n', \
- '(':')', '[':']', '{':'}', '`':'`'}
+ '(':')', '[':']', '{':'}', '`':'`'}
def fixline(line):
- # Quick check for easy case
- if '=' not in line: return line
-
- i, n = 0, len(line)
- stack = []
- while i < n:
- j = tokenprog.match(line, i)
- if j < 0:
- # A bad token; forget about the rest of this line
- print '(Syntax error:)'
- print line,
- return line
- a, b = tokenprog.regs[3] # Location of the token proper
- token = line[a:b]
- i = i+j
- if stack and token == stack[-1]:
- del stack[-1]
- elif match.has_key(token):
- stack.append(match[token])
- elif token == '=' and stack:
- line = line[:a] + '==' + line[b:]
- i, n = a + len('=='), len(line)
- elif token == '==' and not stack:
- print '(Warning: \'==\' at top level:)'
- print line,
- return line
+ # Quick check for easy case
+ if '=' not in line: return line
+
+ i, n = 0, len(line)
+ stack = []
+ while i < n:
+ j = tokenprog.match(line, i)
+ if j < 0:
+ # A bad token; forget about the rest of this line
+ print '(Syntax error:)'
+ print line,
+ return line
+ a, b = tokenprog.regs[3] # Location of the token proper
+ token = line[a:b]
+ i = i+j
+ if stack and token == stack[-1]:
+ del stack[-1]
+ elif match.has_key(token):
+ stack.append(match[token])
+ elif token == '=' and stack:
+ line = line[:a] + '==' + line[b:]
+ i, n = a + len('=='), len(line)
+ elif token == '==' and not stack:
+ print '(Warning: \'==\' at top level:)'
+ print line,
+ return line
main()