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#!/usr/bin/env python
from importlib import import_module
import sys
import os
__author__ = 'roland'
def load(head, tail):
if head == "":
if sys.path[0] != ".":
sys.path.insert(0, ".")
else:
sys.path.insert(0, head)
if tail.endswith(".py"):
tail = tail[:-3]
return import_module(tail)
def intcmp(s1, s2):
try:
_i1 = int(s1)
_i2 = int(s2)
except ValueError:
_i1 = s1
_i2 = s2
if _i1 < _i2:
return -1
if _i1 > _i2:
return 1
else:
return 0
class AMap(object):
def __init__(self, head, tail, indent=4 * " "):
self.mod = load(head, tail)
self.variable = {}
self.vars = []
self.text = []
self.indent = indent
for key, val in self.mod.__dict__.items():
if key.startswith("__"):
continue
elif key == "MAP":
continue
else:
self.variable[key] = val
self.vars.append(key)
self.vars.sort()
def sync(self):
for key, val in self.mod.MAP["fro"].items():
try:
assert self.mod.MAP["to"][val] == key
except KeyError: # missing value
print "# Added %s=%s" % (self.mod.MAP["to"][val], key)
self.mod.MAP["to"][val] = key
except AssertionError:
raise Exception("Mismatch key:%s '%s' != '%s'" % (
key, val, self.mod.MAP["to"][val]))
for val in self.mod.MAP["to"].values():
if val not in self.mod.MAP["fro"]:
print "# Missing URN '%s'" % val
def do_fro(self):
txt = ["%s'fro': {" % self.indent]
i2 = self.indent + self.indent
_fro = self.mod.MAP["fro"]
for var in self.vars:
_v = self.variable[var]
li = [k[len(_v):] for k in _fro.keys() if k.startswith(_v)]
li.sort(intcmp)
for item in li:
txt.append("%s%s+'%s': '%s'," % (i2, var, item,
_fro[_v + item]))
txt.append('%s},' % self.indent)
return txt
def do_to(self):
txt = ["%s'to': {" % self.indent]
i2 = self.indent + self.indent
_to = self.mod.MAP["to"]
_keys = _to.keys()
_keys.sort()
invmap = dict([(v, k) for k, v in self.variable.items()])
for key in _keys:
val = _to[key]
for _urn, _name in invmap.items():
if val.startswith(_urn):
txt.append("%s'%s': %s+'%s'," % (i2, key, _name,
val[len(_urn):]))
txt.append('%s}' % self.indent)
return txt
def __str__(self):
self.sync()
text = []
for key in self.vars:
text.append("%s = '%s'" % (key, self.variable[key]))
text.extend(["", ""])
text.append("MAP = {")
text.append("%s'identifier': '%s'," % (self.indent,
self.mod.MAP["identifier"]))
text.extend(self.do_fro())
text.extend(self.do_to())
text.append("}")
text.append("")
return "\n".join(text)
if __name__ == "__main__":
_name = sys.argv[1]
if os.path.isfile(_name):
directory, fname = os.path.split(_name)
amap = AMap(directory, fname, 4 * " ")
f = open(_name, "w")
f.write("%s" % amap)
f.close()
elif os.path.isdir(_name):
for fname in os.listdir(_name):
if fname == "__init__.py":
continue
elif fname.endswith(".pyc"):
continue
print 10 * "=" + fname + 10 * "="
amap = AMap(_name, fname, 4 * " ")
f = open(fname, "w")
f.write("%s" % amap)
f.close()
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