cpython/Tools/idle/eventparse.py

90 lines
2.5 KiB
Python
Raw Normal View History

#! /usr/bin/env python
"""Parse event definitions out of comments in source files."""
import sys
import glob
import fileinput
import pprint
def main():
hits = []
sublist = []
args = sys.argv[1:]
if not args:
args = filter(lambda s: 'A' <= s[0] <= 'Z', glob.glob("*.py"))
if not args:
print "No arguments, no [A-Z]*.py files."
return 1
for line in fileinput.input(args):
if line[:2] == '#$':
if not sublist:
sublist.append('file %s' % fileinput.filename())
sublist.append('line %d' % fileinput.lineno())
sublist.append(line[2:-1].strip())
else:
if sublist:
hits.append(sublist)
sublist = []
if sublist:
hits.append(sublist)
sublist = []
dd = {}
for sublist in hits:
d = {}
for line in sublist:
words = line.split(None, 1)
if len(words) != 2:
continue
tag = words[0]
l = d.get(tag, [])
l.append(words[1])
d[tag] = l
if d.has_key('event'):
keys = d['event']
if len(keys) != 1:
print "Multiple event keys in", d
print 'File "%s", line %d' % (d['file'], d['line'])
key = keys[0]
if dd.has_key(key):
print "Duplicate event in", d
print 'File "%s", line %d' % (d['file'], d['line'])
return
dd[key] = d
else:
print "No event key in", d
print 'File "%s", line %d' % (d['file'], d['line'])
winevents = getevents(dd, "win")
unixevents = getevents(dd, "unix")
save = sys.stdout
f = open("keydefs.py", "w")
try:
sys.stdout = f
print "windows_keydefs = \\"
pprint.pprint(winevents)
print
print "unix_keydefs = \\"
pprint.pprint(unixevents)
finally:
sys.stdout = save
f.close()
def getevents(dd, key):
res = {}
events = dd.keys()
events.sort()
for e in events:
d = dd[e]
if d.has_key(key) or d.has_key("all"):
list = []
for x in d.get(key, []) + d.get("all", []):
list.append(x)
if key == "unix" and x[:5] == "<Alt-":
x = "<Meta-" + x[5:]
list.append(x)
res[e] = list
return res
if __name__ == '__main__':
sys.exit(main())