mirror of https://github.com/python/cpython.git
96 lines
2.1 KiB
Python
96 lines
2.1 KiB
Python
"""Support functions for loading the reference count data file."""
|
|
__version__ = '$Revision$'
|
|
|
|
import os
|
|
import string
|
|
import sys
|
|
|
|
|
|
# Determine the expected location of the reference count file:
|
|
try:
|
|
p = os.path.dirname(__file__)
|
|
except NameError:
|
|
p = sys.path[0]
|
|
p = os.path.normpath(os.path.join(os.getcwd(), p, os.pardir,
|
|
"api", "refcounts.dat"))
|
|
DEFAULT_PATH = p
|
|
del p
|
|
|
|
|
|
def load(path=DEFAULT_PATH):
|
|
return loadfile(open(path))
|
|
|
|
|
|
def loadfile(fp):
|
|
d = {}
|
|
while 1:
|
|
line = fp.readline()
|
|
if not line:
|
|
break
|
|
line = string.strip(line)
|
|
if line[:1] in ("", "#"):
|
|
# blank lines and comments
|
|
continue
|
|
parts = string.split(line, ":", 4)
|
|
function, type, arg, refcount, comment = parts
|
|
if refcount:
|
|
refcount = int(refcount)
|
|
else:
|
|
refcount = None
|
|
#
|
|
# Get the entry, creating it if needed:
|
|
#
|
|
try:
|
|
entry = d[function]
|
|
except KeyError:
|
|
entry = d[function] = Entry(function)
|
|
#
|
|
# Update the entry with the new parameter or the result information.
|
|
#
|
|
if arg:
|
|
entry.args.append((arg, type, refcount))
|
|
else:
|
|
entry.result_type = type
|
|
entry.result_refs = refcount
|
|
return d
|
|
|
|
|
|
class Entry:
|
|
def __init__(self, name):
|
|
self.name = name
|
|
self.args = []
|
|
self.result_type = ''
|
|
self.result_refs = None
|
|
|
|
|
|
def dump(d):
|
|
"""Dump the data in the 'canonical' format, with functions in
|
|
sorted order."""
|
|
items = d.items()
|
|
items.sort()
|
|
first = 1
|
|
for k, entry in items:
|
|
if first:
|
|
first = 0
|
|
else:
|
|
print
|
|
s = entry.name + ":%s:%s:%s:"
|
|
if entry.result_refs is None:
|
|
r = ""
|
|
else:
|
|
r = entry.result_refs
|
|
print s % (entry.result_type, "", r)
|
|
for t, n, r in entry.args:
|
|
if r is None:
|
|
r = ""
|
|
print s % (t, n, r)
|
|
|
|
|
|
def main():
|
|
d = load()
|
|
dump(d)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|