Python pdb.run方法代码示例

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def runTest(self):
        test = self._dt_test
        old = sys.stdout
        new = StringIO()
        optionflags = self._dt_optionflags

        if not (optionflags & REPORTING_FLAGS):
            # The option flags don't include any reporting flags,
            # so add the default reporting flags
            optionflags |= _unittest_reportflags

        runner = DocTestRunner(optionflags=optionflags,
                               checker=self._dt_checker, verbose=False)

        try:
            runner.DIVIDER = "-"*70
            failures, tries = runner.run(
                test, out=new.write, clear_globs=False)
        finally:
            sys.stdout = old

        if failures:
            raise self.failureException(self.format_failure(new.getvalue())) 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def user_exception(self, frame, exc_info):
        """This function is called if an exception occurs,
        but only if we are to stop at or just below this level."""
        if self._wait_for_mainpyfile:
            return
        exc_type, exc_value, exc_traceback = exc_info
        frame.f_locals['__exception__'] = exc_type, exc_value

        # An 'Internal StopIteration' exception is an exception debug event
        # issued by the interpreter when handling a subgenerator run with
        # 'yield from' or a generator controled by a for loop. No exception has
        # actually occurred in this case. The debugger uses this debug event to
        # stop when the debuggee is returning from such generators.
        prefix = 'Internal ' if (not exc_traceback
                                    and exc_type is StopIteration) else ''
        self.message('%s%s' % (prefix,
            traceback.format_exception_only(exc_type, exc_value)[-1].strip()))
        self.interaction(frame, exc_traceback)

    # General interaction function 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def do_debug(self, arg):
        """debug code
        Enter a recursive debugger that steps through the code
        argument (which is an arbitrary expression or statement to be
        executed in the current environment).
        """
        sys.settrace(None)
        globals = self.curframe.f_globals
        locals = self.curframe_locals
        p = Pdb(self.completekey, self.stdin, self.stdout)
        p.prompt = "(%s) " % self.prompt.strip()
        self.message("ENTERING RECURSIVE DEBUGGER")
        sys.call_tracing(p.run, (arg, globals, locals))
        self.message("LEAVING RECURSIVE DEBUGGER")
        sys.settrace(self.trace_dispatch)
        self.lastcmd = p.lastcmd 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def do_help(self, arg):
        """h(elp)
        Without argument, print the list of available commands.
        With a command name as argument, print help about that command.
        "help pdb" shows the full pdb documentation.
        "help exec" gives help on the ! command.
        """
        if not arg:
            return cmd.Cmd.do_help(self, arg)
        try:
            try:
                topic = getattr(self, 'help_' + arg)
                return topic()
            except AttributeError:
                command = getattr(self, 'do_' + arg)
        except AttributeError:
            self.error('No help for %r' % arg)
        else:
            if sys.flags.optimize >= 2:
                self.error('No help for %r; please do not run Python with -OO '
                           'if you need command help' % arg)
                return
            self.message(command.__doc__.rstrip()) 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def user_exception(self, frame, exc_info):
        """This function is called if an exception occurs,
        but only if we are to stop at or just below this level."""
        if self._wait_for_mainpyfile:
            return
        exc_type, exc_value, exc_traceback = exc_info
        frame.f_locals['__exception__'] = exc_type, exc_value

        # An 'Internal StopIteration' exception is an exception debug event
        # issued by the interpreter when handling a subgenerator run with
        # 'yield from' or a generator controlled by a for loop. No exception has
        # actually occurred in this case. The debugger uses this debug event to
        # stop when the debuggee is returning from such generators.
        prefix = 'Internal ' if (not exc_traceback
                                    and exc_type is StopIteration) else ''
        self.message('%s%s' % (prefix,
            traceback.format_exception_only(exc_type, exc_value)[-1].strip()))
        self.interaction(frame, exc_traceback)

    # General interaction function 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def __init__(self, checker=None, verbose=None, optionflags=0):
        """
        Create a new test runner.

        Optional keyword arg `checker` is the `OutputChecker` that
        should be used to compare the expected outputs and actual
        outputs of doctest examples.

        Optional keyword arg 'verbose' prints lots of stuff if true,
        only failures if false; by default, it's true iff '-v' is in
        sys.argv.

        Optional argument `optionflags` can be used to control how the
        test runner compares expected output to actual output, and how
        it displays failures.  See the documentation for `testmod` for
        more information.
        """
        self._checker = checker or OutputChecker()
        if verbose is None:
            verbose = '-v' in sys.argv
        self._verbose = verbose
        self.optionflags = optionflags
        self.original_optionflags = optionflags

        # Keep track of the examples we've run.
        self.tries = 0
        self.failures = 0
        self._name2ft = {}

        # Create a fake output target for capturing doctest output.
        self._fakeout = _SpoofOut()

    #/////////////////////////////////////////////////////////////////
    # Reporting methods
    #///////////////////////////////////////////////////////////////// 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def run(self, test, compileflags=None, out=None, clear_globs=True):
        r = DocTestRunner.run(self, test, compileflags, out, False)
        if clear_globs:
            test.globs.clear()
        return r 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def run_docstring_examples(f, globs, verbose=False, name="NoName",
                           compileflags=None, optionflags=0):
    """
    Test examples in the given object's docstring (`f`), using `globs`
    as globals.  Optional argument `name` is used in failure messages.
    If the optional argument `verbose` is true, then generate output
    even if there are no failures.

    `compileflags` gives the set of flags that should be used by the
    Python compiler when running the examples.  If not specified, then
    it will default to the set of future-import flags that apply to
    `globs`.

    Optional keyword arg `optionflags` specifies options for the
    testing and output.  See the documentation for `testmod` for more
    information.
    """
    # Find, parse, and run all tests in the given module.
    finder = DocTestFinder(verbose=verbose, recurse=False)
    runner = DocTestRunner(verbose=verbose, optionflags=optionflags)
    for test in finder.find(f, name, globs=globs):
        runner.run(test, compileflags=compileflags)

######################################################################
## 7. Tester
######################################################################
# This is provided only for backwards compatibility.  It's not
# actually used in any way. 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def rundoc(self, object, name=None, module=None):
        f = t = 0
        tests = self.testfinder.find(object, name, module=module,
                                     globs=self.globs)
        for test in tests:
            (f2, t2) = self.testrunner.run(test)
            (f,t) = (f+f2, t+t2)
        return (f,t) 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def debug_script(src, pm=False, globs=None):
    "Debug a test script.  `src` is the script, as a string."
    import pdb

    # Note that tempfile.NameTemporaryFile() cannot be used.  As the
    # docs say, a file so created cannot be opened by name a second time
    # on modern Windows boxes, and execfile() needs to open it.
    srcfilename = tempfile.mktemp(".py", "doctestdebug")
    f = open(srcfilename, 'w')
    f.write(src)
    f.close()

    try:
        if globs:
            globs = globs.copy()
        else:
            globs = {}

        if pm:
            try:
                execfile(srcfilename, globs, globs)
            except:
                print sys.exc_info()[1]
                pdb.post_mortem(sys.exc_info()[2])
        else:
            # Note that %r is vital here.  '%s' instead can, e.g., cause
            # backslashes to get treated as metacharacters on Windows.
            pdb.run("execfile(%r)" % srcfilename, globs, globs)

    finally:
        os.remove(srcfilename) 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def _test():
    r = unittest.TextTestRunner()
    r.run(DocTestSuite()) 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def runstring(self, s, name):
        test = DocTestParser().get_doctest(s, self.globs, name, None, None)
        if self.verbose:
            print "Running string", name
        (f,t) = self.testrunner.run(test)
        if self.verbose:
            print f, "of", t, "examples failed in string", name
        return TestResults(f,t) 

# 需要导入模块: import pdb [as 别名]
# 或者: from pdb import run [as 别名]
def debug_script(src, pm=False, globs=None):
    "Debug a test script.  `src` is the script, as a string."
    import pdb

    # Note that tempfile.NameTemporaryFile() cannot be used.  As the
    # docs say, a file so created cannot be opened by name a second time
    # on modern Windows boxes, and execfile() needs to open it.
    srcfilename = tempfile.mktemp(".py", "doctestdebug")
    f = open(srcfilename, 'w')
    f.write(src)
    f.close()

    try:
        if globs:
            globs = globs.copy()
        else:
            globs = {}

        if pm:
            try:
                execfile(srcfilename, globs, globs)
            except:
                print(sys.exc_info()[1])
                pdb.post_mortem(sys.exc_info()[2])
        else:
            # Note that %r is vital here.  '%s' instead can, e.g., cause
            # backslashes to get treated as metacharacters on Windows.
            pdb.run("execfile(%r)" % srcfilename, globs, globs)

    finally:
        os.remove(srcfilename)