ref: b86915f33eb80f11dead18af2c93d6d465e23a66
dir: /sys/src/cmd/python/Tools/compiler/regrtest.py/
"""Run the Python regression test using the compiler
This test runs the standard Python test suite using bytecode generated
by this compiler instead of by the builtin compiler.
The regression test is run with the interpreter in verbose mode so
that import problems can be observed easily.
"""
from compiler import compileFile
import os
import sys
import test
import tempfile
def copy_test_suite():
    dest = tempfile.mkdtemp()
    os.system("cp -r %s/* %s" % (test.__path__[0], dest))
    print "Creating copy of test suite in", dest
    return dest
def copy_library():
    dest = tempfile.mkdtemp()
    libdir = os.path.split(test.__path__[0])[0]
    print "Found standard library in", libdir
    print "Creating copy of standard library in", dest
    os.system("cp -r %s/* %s" % (libdir, dest))
    return dest
def compile_files(dir):
    print "Compiling", dir, "\n\t",
    line_len = 10
    for file in os.listdir(dir):
        base, ext = os.path.splitext(file)
        if ext == '.py':
            source = os.path.join(dir, file)
            line_len = line_len + len(file) + 1
            if line_len > 75:
                print "\n\t",
                line_len = len(source) + 9
            print file,
            try:
                compileFile(source)
            except SyntaxError, err:
                print err
                continue
            # make sure the .pyc file is not over-written
            os.chmod(source + "c", 444)
        elif file == 'CVS':
            pass
        else:
            path = os.path.join(dir, file)
            if os.path.isdir(path):
                print
                print
                compile_files(path)
                print "\t",
                line_len = 10
    print
def run_regrtest(lib_dir):
    test_dir = os.path.join(lib_dir, "test")
    os.chdir(test_dir)
    os.system("PYTHONPATH=%s %s -v regrtest.py" % (lib_dir, sys.executable))
def cleanup(dir):
    os.system("rm -rf %s" % dir)
def main():
    lib_dir = copy_library()
    compile_files(lib_dir)
    run_regrtest(lib_dir)
    raw_input("Cleanup?")
    cleanup(lib_dir)
if __name__ == "__main__":
    main()