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How to use _grep method in Lemoncheesecake

Best Python code snippet using lemoncheesecake

_grep2.py

Source:_grep2.py

1#!/usr/bin/env python32r"""3usage: bin/_grep.py [--help] [-h] [--rip [SHRED]] [PATTERN ...]4write and run code to search for patterns, or just write it5positional arguments:6  PATTERN        search key, in the syntax of a Python regular expression7options:8  --help         show this help message and exit9  -h             say less (same as grep -h)10  --rip [SHRED]  rip code to stdout (or to a filename with a '.' dot in it)11quirks in the syntax:12  writes code that works like "|zgrep -in ... |zgrep -in ..."13  welcomes only more patterns, leaves you to do the work of searching multiple files14examples:15  bin/_grep.py key1  # search stdin lines for key, ignoring case and wordseps and order16  bin/_grep.py key1 key2  # search stdin lines for both keys, ignoring case etc17  bin/_grep.py key1 key2 --r  # just print the code, don't run it18  bin/_grep.py key1 key2 --rip py  # rip out only python code, no other kind19  bin/_grep.py key1 key2 --r p.py  # just save the code in "p.py", don't run it20  grep -n . bin/*.py |bin/_grep.py key1 key2  # search multiple py files21  bin/_grep.py -- -key3 # search stdin for "key3" but spell it starting with a dash22"""23# FIXME: convert between regexes, such as from "grep -E" to "grep"24# FIXME: argdoc: accept, do not require, [--] separating optionals from positionals25# FIXME: see unmarked args as and-also when presented as patterns then >= 0 files26import os27import sys28import textwrap29import argdoc30def main(argv):31    """Run once"""32    # Parse the command line, per the top-of-file docstring33    args = argdoc.parse_args(argv[1:])34    if args.h:35        sys.stderr.write("bin/_grep.py: -h not implemented\n")36        sys.exit(2)  # exit 2 from rejecting usage37    # Pick out the ext (and notice when given a filename)38    p_py = None39    ext = ".py3"  # default: ".py3"40    if args.rip not in (False, None):41        ext = args.rip  # # ".py3" etc mean themselves42        if not args.rip.startswith(os.path.extsep):43            ext = os.path.extsep + args.rip  # "py3" etc means ".py3" etc44            if os.path.extsep in args.rip:45                p_py = args.rip46                ext = os.path.splitext(p_py)[-1]  # else {name}.{ext}47    # Agree to speak only some languages48    exts = ".py .py2 .py23 .py3".split()49    if ext not in exts:50        sys.stderr.write(51            "bin/_grep.py: choose ext from one of {}, not {!r}\n".format(52                "|".join(exts), ext53            )54        )55        sys.exit(2)  # exit 2 from rejecting usage56    # Write the code57    py = emit_searches_as_py(ext, p_py=p_py, patterns=args.patterns)58    # Run the code, print the code, or save the code59    if args.rip is False:60        exec(py, globals())  # pylint: disable=exec-used61        # call through Class ZCatLines via the main Globals62    elif p_py is not None:63        with open(p_py, "w") as writing:64            writing.write(py)65    else:66        sys.stdout.write(py)67        sys.stdout.flush()68def emit_searches_as_py(ext, p_py, patterns):69    py = r""70    py += emit_header(ext, p_py=p_py)71    py += "\n"72    py += emit_body(patterns)73    py += "\n"74    py += "\n"  # twice75    py += emit_trailer()76    return py77def emit_header(ext, p_py):78    py = (79        textwrap.dedent(80            r'''81            #!/usr/bin/env python382            """83            usage: p.py84            search "/dev/stdin" for keys, ignoring case and wordseps and order85            """86            import contextlib87            import gzip88            import io89            import re90            import sys91            def main(argv):92                lines = {}93                filename = "/dev/stdin"94                # with open(filename) as reading:95                with ZCatLines(filename) as reading:96                    for (index, ended_line) in enumerate(reading):97                        line_number = 1 + index98                        line = ended_line.splitlines()[0]99                        lines[index] = line100                        text = line.expandtabs(tabsize=8).strip()101                        text = text.replace("_", "-")102                        text = text.replace("-", " ")103                        text = text.strip()104            '''105        ).strip()106        + "\n"107    )108    if p_py is not None:109        py = py.replace(r"p.py", p_py)110    if ext == ".py2":111        py = py.replace(r"python3", r"python2")112    elif ext == ".py23":113        py = py.replace(r"python3", r"python")114    return py115def emit_trailer():116    py = r""117    py += (118        textwrap.dedent(119            r'''120            # deffed in many files  # missing from docs.python.org121            class ZCatLines(contextlib.ContextDecorator):122                """GUnzip and read each line, else read each line"""123                def __init__(self, filename):  # a la open(file), gzip.open(filename)124                    self.filename = filename125                    self.closing = None126                def __enter__(self):127                    filename = self.filename128                    # read from uncompressed tty129                    reading = open(filename)130                    if reading.isatty():131                        self.closing = reading  # read a tty132                        return self.closing133                    reading.close()134                    # read from uncompressed file135                    with open(filename, mode="rb") as peeking:136                        peeked_bytes = peeking.read()137                    unzipped = None138                    with io.BytesIO(peeked_bytes) as copying:139                        with gzip.open(copying) as unzipping:140                            try:141                                unzipped = unzipping.read()142                            except Exception:  # often gzip.BadGzipFile143                                chars = peeked_bytes.decode()144                                self.closing = io.StringIO(chars)  # read uncompressed145                                return self.closing146                    # read from compressed file147                    lines = unzipped.decode().splitlines(keepends=True)148                    return lines149                def __exit__(self, *_):150                    if self.closing is not None:151                        return self.closing152            '''153        ).strip()154        + "\n"155    )156    py += "\n"157    py += "\n"  # twice158    py += (159        textwrap.dedent(160            r"""161            if __name__ == "__main__":162                sys.exit(main(sys.argv))163            """164        ).strip()165        + "\n"166    )167    return py168def emit_body(patterns):169    py = r""170    py += (171        textwrap.dedent(172            r"""173                if False:174                    print("visiting {}:{}".format(line_number, text), file=sys.stderr)175            """176        ).strip()177        + "\n"178    )179    py += "\n"180    for pattern in patterns:181        regex = pattern.expandtabs(tabsize=8).strip()182        regex = regex.replace("_", "-")183        regex = regex.replace("-", " ")184        regex = regex.strip()185        assert not (set(regex) & set(r"\""))  # FIXME: accept more patterns186        pattern_py = (187            textwrap.dedent(188                r"""189                    if not re.search(r"{regex}", string=text, flags=re.IGNORECASE):190                        continue191                """192            )193            .format(regex=regex)194            .strip()195            + "\n"196        )197        py = py + pattern_py198    py += "\n"199    py += (200        textwrap.dedent(201            r"""202                print("{}:{}".format(line_number, line), file=sys.stderr)203                sys.stdout.flush()204            """205        ).strip()206        + "\n"207    )208    dents = 3 * "    "209    py = "\n".join((dents + _).rstrip() for _ in py.splitlines()) + "\n"210    return py211_ = """212non-interactive examples, for testing more modes of Class ZCatLines:213  cat bin/_grep.py |bin/_grep.py key1214  rm -fr b.bin b.bin.gz215  cp -ip bin/_grep.py b.bin216  gzip b.bin  # make b.bin.gz217  cat b.bin.gz |bin/_grep.py key1 key2218  bin/_grep.py key1 key2 --rip >o219  bin/_grep.py key1 key2 --rip py >o.py220  bin/_grep.py key1 key2 --rip .py2 >o.py2221  bin/_grep.py key1 key2 --rip p.py23222  bin/_grep.py key1 key2 --rip p.py3223  diff -burp p.py3 o224  diff -burp p.py3 o.py225  diff -burp p.py3 o.py2226  diff -burp p.py3 p.py23227"""228if __name__ == "__main__":229    sys.exit(main(sys.argv))...

vrc_task_2_scoring_test

Source:vrc_task_2_scoring_test

...43            pass44	self.pub.unregister()45	return self.result46class Tester(unittest.TestCase):47    def _grep(self, fname, string):48        fullpath = os.path.join(LOGDIR, fname)49        for line in open(fullpath, 'r'):50            if string in line:51                return True52        return False53    # This function isn't used right now; need to sort out the state.log54    # flushing problem before this can be reliably used.55    def _get_atlas_pose(self, fname):56        # Check the current robot pose, from the incomplete gazebo log57        # file. Not sure how robust this is.58        fullpath = os.path.join(LOGDIR, fname)59        while not os.path.exists(fullpath):60            print('Waiting for %s to exist'%(fullpath))61            time.sleep(0.5)62        tmp = tempfile.NamedTemporaryFile(delete=False)63        tmp.close()64        shutil.copyfile(fullpath, tmp.name)65        # Terminate our copy of the log file66        with open(tmp.name, 'a') as f:67            f.write('</gazebo_log>\n')68        # Use gzlog to extract the pose69        cmd = ['gzlog', 'echo', tmp.name, '-r', '--filter', 'atlas.pose']70        po = subprocess.Popen(cmd, stdout=subprocess.PIPE, 71                              stderr=subprocess.PIPE)72        out,err = po.communicate()73        # Take the last non-empty line74        pose = []75        for l in reversed(out.split('\n')):76            if len(l) > 0 and l[0] != ' ':77                pose = l.split()78                break79        self.assertTrue(len(pose) == 6)80        for i in range(len(pose)):81            pose[i] = float(pose[i])82        os.remove(tmp.name)83        return pose84    def score_callback(self, data):85        self.last_score = data86        self.total_score_msgs += 187        rospy.loginfo(self.last_score.completion_score)88    # wait and get new score data 89    def wait_new_score_msg(self):90        current = self.total_score_msgs91        while (self.total_score_msgs <= current):92	        time.sleep(1)93    def assertROSScore(self, expected_score):94	result = False95	for i in range(4): # 4 seconds to be sure message is not arriving96	    self.wait_new_score_msg()97	    ros_pkg = self.last_score98	    if (ros_pkg.completion_score == expected_score):99		result = True100		break101	self.assertTrue(result,102	  'Score in ros topic is not ' + str(expected_score))103	return ros_pkg104    105    def assertROSElapsedTimeZero(self, ros_pkg):106	self.assertEqual(ros_pkg.wall_time_elapsed, rospy.Time(0))107	self.assertEqual(ros_pkg.sim_time_elapsed, rospy.Time(0))108	109    def assertROSElapsedTimeNotZero(self, ros_pkg):110	self.assertNotEqual(ros_pkg.wall_time_elapsed, rospy.Time(0))111	self.assertNotEqual(ros_pkg.sim_time_elapsed, rospy.Time(0))112    def assertROSNoFalls(self, ros_pkg):113    	self.assertEqual(ros_pkg.falls, 0)114    def test_scoring(self):115        pose_pub = rospy.Publisher('atlas/set_pose', Pose)116        pose = Pose()117     	self.total_score_msgs = 0118        self.score_pub = rospy.Subscriber('/vrc_score', VRCScore, self.score_callback)119        # Wait for subscribers to hook up120        time.sleep(3.0)121	# Previous checks:122	# - Check that robot is standup123    	stand_up_checker = OrientationChecker()124	self.assertTrue(stand_up_checker.run(),125	      'Robot seems to be fallen')126	# - no point yet127	pkg = self.assertROSScore(0)128	self.assertFalse(self._grep('score.log', 129          'Successfully passed through gate 1'))130	# - no elapsed time131	self.assertROSElapsedTimeZero(pkg)132	# - no falls133	self.assertROSNoFalls(pkg)134        # Teleport through first gate135        self.assertFalse(self._grep('score.log', 136          'Successfully passed through gate 1'))137        x_str, y_str, z_str = rospy.get_param("~pose_gate1").split(" ")138        pose.position.x = float(x_str)139        pose.position.y = float(y_str)140        pose.position.z = float(z_str)141        pose_pub.publish(pose)142        time.sleep(3.0)143        self.assertTrue(self._grep('score.log', 144          'Successfully passed through gate 1'))145	pkg = self.assertROSScore(0)146	self.assertROSElapsedTimeNotZero(pkg)147        # Teleport through second gate148        self.assertFalse(self._grep('score.log', 149          'Successfully passed through gate 2'))150        pose.position.x = -0.03151        pose.position.y = -27.76152        pose.position.z = 1.00153        pose_pub.publish(pose)154        time.sleep(3.0)155        pose.position.x = 1.36156        pose.position.y = -19.71157        pose.position.z = 1.00158        pose_pub.publish(pose)159        time.sleep(3.0)160        self.assertTrue(self._grep('score.log', 161          'Successfully passed through gate 2'))162        self.assertROSScore(1)163        # Teleport through third gate164        self.assertFalse(self._grep('score.log', 165          'Successfully passed through gate 3'))166        pose.position.x = 0.644167        pose.position.y = -7.35168        pose.position.z = 1.00169        pose_pub.publish(pose)170        time.sleep(3.0)171        self.assertTrue(self._grep('score.log', 172          'Successfully passed through gate 3'))173        self.assertROSScore(2)174        # Teleport through fourth gate175        self.assertFalse(self._grep('score.log', 176          'Successfully passed through gate 4'))177        pose.position.x = 6.68178        pose.position.y = 4.44179        pose.position.z = 1.00180        pose_pub.publish(pose)181        time.sleep(3.0)182        pose.position.x = 7.00183        pose.position.y = 12.07184        pose.position.z = 1.00185        pose_pub.publish(pose)186        time.sleep(3.0)187        self.assertTrue(self._grep('score.log', 188          'Successfully passed through gate 4'))189        self.assertROSScore(3)190        # Teleport through fifth gate191        self.assertFalse(self._grep('score.log', 192          'Successfully passed through gate 5'))193        pose.position.x = 6.30194        pose.position.y = 20.31195        pose.position.z = 1.00196        pose_pub.publish(pose)197        time.sleep(3.0)198        self.assertTrue(self._grep('score.log', 199          'Successfully passed through gate 5'))200        self.assertROSScore(4)201if __name__ == '__main__':202    rospy.init_node('vrc_task_2_scoring_test', anonymous=True)203    try:204	LOGDIR = rospy.get_param('~logdir')205    except KeyError:206	rospy.loginfo("Use default value for logdir: " + LOGDIR)207    # Wait until /clock is being published; this can take an unpredictable208    # amount of time when we're downloading models.209    while rospy.Time.now().to_sec() == 0.0:210        print('Waiting for Gazebo to start...')211        time.sleep(1.0)212    # Take an extra nap, to allow plugins to be loaded...

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