[Python-3000-checkins] r55143 - python/branches/p3yk/Parser/asdl.py python/branches/p3yk/Parser/asdl_c.py python/branches/p3yk/Parser/spark.py

fred.drake python-3000-checkins at python.org
Sat May 5 06:52:21 CEST 2007


Author: fred.drake
Date: Sat May  5 06:52:16 2007
New Revision: 55143

Modified:
   python/branches/p3yk/Parser/asdl.py
   python/branches/p3yk/Parser/asdl_c.py
   python/branches/p3yk/Parser/spark.py
Log:
make this work with the new Python

Modified: python/branches/p3yk/Parser/asdl.py
==============================================================================
--- python/branches/p3yk/Parser/asdl.py	(original)
+++ python/branches/p3yk/Parser/asdl.py	Sat May  5 06:52:16 2007
@@ -45,7 +45,7 @@
         self.value = value
         self.lineno = lineno
 
-class ASDLSyntaxError:
+class ASDLSyntaxError(Exception):
 
     def __init__(self, lineno, token=None, msg=None):
         self.lineno = lineno
@@ -128,7 +128,7 @@
         "version ::= Id String"
         if version.value != "version":
             raise ASDLSyntaxError(version.lineno,
-                                msg="expected 'version', found %" % version)
+                                  msg="expected 'version', found %" % version)
         return V
 
     def p_definition_0(self, (definition,)):
@@ -306,9 +306,9 @@
             return
         try:
             meth(object, *args)
-        except Exception, err:
-            print "Error visiting", repr(object)
-            print err
+        except Exception as err:
+            print("Error visiting", repr(object))
+            print(err)
             traceback.print_exc()
             # XXX hack
             if hasattr(self, 'file'):
@@ -353,8 +353,8 @@
         if conflict is None:
             self.cons[key] = name
         else:
-            print "Redefinition of constructor %s" % key
-            print "Defined in %s and %s" % (conflict, name)
+            print("Redefinition of constructor %s" % key)
+            print("Defined in %s and %s" % (conflict, name))
             self.errors += 1
         for f in cons.fields:
             self.visit(f, key)
@@ -376,7 +376,7 @@
         if t not in mod.types and not t in builtin_types:
             v.errors += 1
             uses = ", ".join(v.types[t])
-            print "Undefined type %s, used in %s" % (t, uses)
+            print("Undefined type %s, used in %s" % (t, uses))
 
     return not v.errors
 
@@ -388,10 +388,10 @@
     tokens = scanner.tokenize(buf)
     try:
         return parser.parse(tokens)
-    except ASDLSyntaxError, err:
-        print err
+    except ASDLSyntaxError as err:
+        print(err)
         lines = buf.split("\n")
-        print lines[err.lineno - 1] # lines starts at 0, files at 1
+        print(lines[err.lineno - 1]) # lines starts at 0, files at 1
 
 if __name__ == "__main__":
     import glob
@@ -404,12 +404,12 @@
         files = glob.glob(testdir + "/*.asdl")
 
     for file in files:
-        print file
+        print(file)
         mod = parse(file)
-        print "module", mod.name
-        print len(mod.dfns), "definitions"
+        print("module", mod.name)
+        print(len(mod.dfns), "definitions")
         if not check(mod):
-            print "Check failed"
+            print("Check failed")
         else:
             for dfn in mod.dfns:
-                print dfn.type
+                print(dfn.type)

Modified: python/branches/p3yk/Parser/asdl_c.py
==============================================================================
--- python/branches/p3yk/Parser/asdl_c.py	(original)
+++ python/branches/p3yk/Parser/asdl_c.py	Sat May  5 06:52:16 2007
@@ -741,25 +741,25 @@
     if INC_DIR:
         p = "%s/%s-ast.h" % (INC_DIR, mod.name)
         f = open(p, "wb")
-        print >> f, auto_gen_msg
-        print >> f, '#include "asdl.h"\n'
+        print(auto_gen_msg, file=f)
+        print('#include "asdl.h"\n', file=f)
         c = ChainOfVisitors(TypeDefVisitor(f),
                             StructVisitor(f),
                             PrototypeVisitor(f),
                             )
         c.visit(mod)
-        print >>f, "PyObject* PyAST_mod2obj(mod_ty t);"
+        print("PyObject* PyAST_mod2obj(mod_ty t);", file=f)
         f.close()
 
     if SRC_DIR:
         p = os.path.join(SRC_DIR, str(mod.name) + "-ast.c")
         f = open(p, "wb")
-        print >> f, auto_gen_msg
-        print >> f, c_file_msg % parse_version(mod)
-        print >> f, '#include "Python.h"'
-        print >> f, '#include "%s-ast.h"' % mod.name
-        print >> f
-        print >>f, "static PyTypeObject* AST_type;"
+        print(auto_gen_msg, file=f)
+        print(c_file_msg % parse_version(mod), file=f)
+        print('#include "Python.h"', file=f)
+        print('#include "%s-ast.h"' % mod.name, file=f)
+        print(file=f)
+        print("static PyTypeObject* AST_type;", file=f)
         v = ChainOfVisitors(
             PyTypesDeclareVisitor(f),
             PyTypesVisitor(f),
@@ -779,7 +779,7 @@
     SRC_DIR = ''
     opts, args = getopt.getopt(sys.argv[1:], "h:c:")
     if len(opts) != 1:
-        print "Must specify exactly one output file"
+        print("Must specify exactly one output file")
         sys.exit(1)
     for o, v in opts:
         if o == '-h':
@@ -787,6 +787,6 @@
         if o == '-c':
             SRC_DIR = v
     if len(args) != 1:
-        print "Must specify single input file"
+        print("Must specify single input file")
         sys.exit(1)
     main(args[0])

Modified: python/branches/p3yk/Parser/spark.py
==============================================================================
--- python/branches/p3yk/Parser/spark.py	(original)
+++ python/branches/p3yk/Parser/spark.py	Sat May  5 06:52:16 2007
@@ -22,8 +22,6 @@
 __version__ = 'SPARK-0.7 (pre-alpha-5)'
 
 import re
-import sys
-import string
 
 def _namelist(instance):
     namelist, namedict, classlist = [], {}, [instance.__class__]
@@ -57,10 +55,10 @@
                 rv.append(self.makeRE(name))
 
         rv.append(self.makeRE('t_default'))
-        return string.join(rv, '|')
+        return '|'.join(rv)
 
     def error(self, s, pos):
-        print "Lexical error at position %s" % pos
+        print("Lexical error at position %s" % pos)
         raise SystemExit
 
     def tokenize(self, s):
@@ -79,7 +77,7 @@
 
     def t_default(self, s):
         r'( . | \n )+'
-        print "Specification error: unmatched input"
+        print("Specification error: unmatched input")
         raise SystemExit
 
 #
@@ -172,7 +170,7 @@
 
     def addRule(self, doc, func, _preprocess=1):
         fn = func
-        rules = string.split(doc)
+        rules = doc.split()
 
         index = []
         for i in range(len(rules)):
@@ -296,7 +294,7 @@
         return None
 
     def error(self, token):
-        print "Syntax error at or near `%s' token" % token
+        print("Syntax error at or near `%s' token" % token)
         raise SystemExit
 
     def parse(self, tokens):
@@ -419,8 +417,7 @@
         #  need to know the entire set of predicted nonterminals
         #  to do this without accidentally duplicating states.
         #
-        core = predicted.keys()
-        core.sort()
+        core = sorted(predicted.keys())
         tcore = tuple(core)
         if tcore in self.cores:
             self.edges[(k, None)] = self.cores[tcore]
@@ -605,7 +602,7 @@
             rule = self.ambiguity(self.newrules[nt])
         else:
             rule = self.newrules[nt][0]
-        #print rule
+        #print(rule)
 
         rhs = rule[1]
         attr = [None] * len(rhs)
@@ -624,7 +621,7 @@
         rule = choices[0]
         if len(choices) > 1:
             rule = self.ambiguity(choices)
-        #print rule
+        #print(rule)
 
         rhs = rule[1]
         attr = [None] * len(rhs)
@@ -826,15 +823,15 @@
 
 def _dump(tokens, sets, states):
     for i in range(len(sets)):
-        print 'set', i
+        print('set', i)
         for item in sets[i]:
-            print '\t', item
+            print('\t', item)
             for (lhs, rhs), pos in states[item[0]].items:
-                print '\t\t', lhs, '::=',
-                print string.join(rhs[:pos]),
-                print '.',
-                print string.join(rhs[pos:])
+                print('\t\t', lhs, '::=', end='')
+                print(' '.join(rhs[:pos]), end='')
+                print('.', end='')
+                print(' '.join(rhs[pos:]))
         if i < len(tokens):
-            print
-            print 'token', str(tokens[i])
-            print
+            print()
+            print('token', str(tokens[i]))
+            print()


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