[pypy-commit] pypy pyparser-improvements-2: make it possible to pass diferent files to the parsing target

[cfbolz]

Author: Carl Friedrich Bolz-Tereick <cfbolz at gmx.de>
Branch: pyparser-improvements-2
Changeset: r94269:0066fc716a62
Date: 2018-04-02 07:53 +0200
http://bitbucket.org/pypy/pypy/changeset/0066fc716a62/

Log:	make it possible to pass diferent files to the parsing target

diff --git a/pypy/interpreter/pyparser/test/targetparse.py b/pypy/interpreter/pyparser/test/targetparse.py
--- a/pypy/interpreter/pyparser/test/targetparse.py
+++ b/pypy/interpreter/pyparser/test/targetparse.py
@@ -8,25 +8,36 @@
 
 
 
-with file("../../../rpython/rlib/unicodedata/unicodedb_5_2_0.py") as f:
-    s = f.read()
-
 class FakeSpace(object):
     pass
 
 fakespace = FakeSpace()
 
-def bench(title):
+def bench(fn, s):
     a = time.clock()
     info = pyparse.CompileInfo("<string>", "exec")
     parser = pyparse.PythonParser(fakespace)
     tree = parser._parse(s, info)
     b = time.clock()
-    print title, (b-a)
+    print fn, (b-a)
 
 
 def entry_point(argv):
-    bench("foo")
+    if len(argv) == 2:
+        fn = argv[1]
+    else:
+        fn = "../../../../rpython/rlib/unicodedata/unicodedb_5_2_0.py"
+    fd = os.open(fn, os.O_RDONLY, 0777)
+    res = []
+    while True:
+        s = os.read(fd, 4096)
+        if not s:
+            break
+        res.append(s)
+    os.close(fd)
+    s = "".join(res)
+    print len(s)
+    bench(fn, s)
 
     return 0