main.py (7974:13692327bb0b) main.py (8126:5138d1e453f1)
1# Copyright (c) 2005 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright
9# notice, this list of conditions and the following disclaimer in the
10# documentation and/or other materials provided with the distribution;
11# neither the name of the copyright holders nor the names of its
12# contributors may be used to endorse or promote products derived from
13# this software without specific prior written permission.
14#
15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26#
27# Authors: Nathan Binkert
28
29import code
30import datetime
31import os
32import socket
33import sys
34
35from util import attrdict, fatal
36import config
37from options import OptionParser
38
39__all__ = [ 'options', 'arguments', 'main' ]
40
41usage="%prog [m5 options] script.py [script options]"
42version="%prog 2.0"
43brief_copyright='''
44Copyright (c) 2001-2008
45The Regents of The University of Michigan
46All Rights Reserved
47'''
48
49options = OptionParser(usage=usage, version=version,
50 description=brief_copyright)
51add_option = options.add_option
52set_group = options.set_group
53usage = options.usage
54
55# Help options
56add_option('-A', "--authors", action="store_true", default=False,
57 help="Show author information")
58add_option('-B', "--build-info", action="store_true", default=False,
59 help="Show build information")
60add_option('-C', "--copyright", action="store_true", default=False,
61 help="Show full copyright information")
62add_option('-R', "--readme", action="store_true", default=False,
63 help="Show the readme")
64
65# Options for configuring the base simulator
66add_option('-d', "--outdir", metavar="DIR", default="m5out",
67 help="Set the output directory to DIR [Default: %default]")
68add_option('-r', "--redirect-stdout", action="store_true", default=False,
69 help="Redirect stdout (& stderr, without -e) to file")
70add_option('-e', "--redirect-stderr", action="store_true", default=False,
71 help="Redirect stderr to file")
72add_option("--stdout-file", metavar="FILE", default="simout",
73 help="Filename for -r redirection [Default: %default]")
74add_option("--stderr-file", metavar="FILE", default="simerr",
75 help="Filename for -e redirection [Default: %default]")
76add_option('-i', "--interactive", action="store_true", default=False,
77 help="Invoke the interactive interpreter after running the script")
78add_option("--pdb", action="store_true", default=False,
79 help="Invoke the python debugger before running the script")
80add_option('-p', "--path", metavar="PATH[:PATH]", action='append', split=':',
81 help="Prepend PATH to the system path when invoking the script")
82add_option('-q', "--quiet", action="count", default=0,
83 help="Reduce verbosity")
84add_option('-v', "--verbose", action="count", default=0,
85 help="Increase verbosity")
86
87# Statistics options
88set_group("Statistics Options")
89add_option("--stats-file", metavar="FILE", default="stats.txt",
90 help="Sets the output file for statistics [Default: %default]")
91
92# Configuration Options
93set_group("Configuration Options")
94add_option("--dump-config", metavar="FILE", default="config.ini",
95 help="Dump configuration output file [Default: %default]")
96
97# Debugging options
98set_group("Debugging Options")
99add_option("--debug-break", metavar="TIME[,TIME]", action='append', split=',',
100 help="Cycle to create a breakpoint")
101add_option("--remote-gdb-port", type='int', default=7000,
102 help="Remote gdb base port (set to 0 to disable listening)")
103
104# Tracing options
105set_group("Trace Options")
106add_option("--trace-help", action='store_true',
107 help="Print help on trace flags")
108add_option("--trace-flags", metavar="FLAG[,FLAG]", action='append', split=',',
109 help="Sets the flags for tracing (-FLAG disables a flag)")
110add_option("--trace-start", metavar="TIME", type='int',
111 help="Start tracing at TIME (must be in ticks)")
112add_option("--trace-file", metavar="FILE", default="cout",
113 help="Sets the output file for tracing [Default: %default]")
114add_option("--trace-ignore", metavar="EXPR", action='append', split=':',
115 help="Ignore EXPR sim objects")
116
117# Help options
118set_group("Help Options")
119add_option("--list-sim-objects", action='store_true', default=False,
120 help="List all built-in SimObjects, their parameters and default values")
121
122# load the options.py config file to allow people to set their own
123# default options
124options_file = config.get('options.py')
125if options_file:
126 scope = { 'options' : options }
127 execfile(options_file, scope)
128
129arguments = options.parse_args()
130
131def main():
132 import core
133 import debug
134 import defines
135 import event
136 import info
137 import stats
138 import trace
139
140 def check_tracing():
141 if defines.TRACING_ON:
142 return
143
144 fatal("Tracing is not enabled. Compile with TRACING_ON")
145
146 if not os.path.isdir(options.outdir):
147 os.makedirs(options.outdir)
148
149 # These filenames are used only if the redirect_std* options are set
150 stdout_file = os.path.join(options.outdir, options.stdout_file)
151 stderr_file = os.path.join(options.outdir, options.stderr_file)
152
153 # Print redirection notices here before doing any redirection
154 if options.redirect_stdout and not options.redirect_stderr:
155 print "Redirecting stdout and stderr to", stdout_file
156 else:
157 if options.redirect_stdout:
158 print "Redirecting stdout to", stdout_file
159 if options.redirect_stderr:
160 print "Redirecting stderr to", stderr_file
161
162 # Now redirect stdout/stderr as desired
163 if options.redirect_stdout:
164 redir_fd = os.open(stdout_file, os. O_WRONLY | os.O_CREAT | os.O_TRUNC)
165 os.dup2(redir_fd, sys.stdout.fileno())
166 if not options.redirect_stderr:
167 os.dup2(redir_fd, sys.stderr.fileno())
168
169 if options.redirect_stderr:
170 redir_fd = os.open(stderr_file, os. O_WRONLY | os.O_CREAT | os.O_TRUNC)
171 os.dup2(redir_fd, sys.stderr.fileno())
172
173 done = False
174
175 if options.build_info:
176 done = True
177 print 'Build information:'
178 print
179 print 'compiled %s' % defines.compileDate;
1# Copyright (c) 2005 The Regents of The University of Michigan
2# All rights reserved.
3#
4# Redistribution and use in source and binary forms, with or without
5# modification, are permitted provided that the following conditions are
6# met: redistributions of source code must retain the above copyright
7# notice, this list of conditions and the following disclaimer;
8# redistributions in binary form must reproduce the above copyright
9# notice, this list of conditions and the following disclaimer in the
10# documentation and/or other materials provided with the distribution;
11# neither the name of the copyright holders nor the names of its
12# contributors may be used to endorse or promote products derived from
13# this software without specific prior written permission.
14#
15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26#
27# Authors: Nathan Binkert
28
29import code
30import datetime
31import os
32import socket
33import sys
34
35from util import attrdict, fatal
36import config
37from options import OptionParser
38
39__all__ = [ 'options', 'arguments', 'main' ]
40
41usage="%prog [m5 options] script.py [script options]"
42version="%prog 2.0"
43brief_copyright='''
44Copyright (c) 2001-2008
45The Regents of The University of Michigan
46All Rights Reserved
47'''
48
49options = OptionParser(usage=usage, version=version,
50 description=brief_copyright)
51add_option = options.add_option
52set_group = options.set_group
53usage = options.usage
54
55# Help options
56add_option('-A', "--authors", action="store_true", default=False,
57 help="Show author information")
58add_option('-B', "--build-info", action="store_true", default=False,
59 help="Show build information")
60add_option('-C', "--copyright", action="store_true", default=False,
61 help="Show full copyright information")
62add_option('-R', "--readme", action="store_true", default=False,
63 help="Show the readme")
64
65# Options for configuring the base simulator
66add_option('-d', "--outdir", metavar="DIR", default="m5out",
67 help="Set the output directory to DIR [Default: %default]")
68add_option('-r', "--redirect-stdout", action="store_true", default=False,
69 help="Redirect stdout (& stderr, without -e) to file")
70add_option('-e', "--redirect-stderr", action="store_true", default=False,
71 help="Redirect stderr to file")
72add_option("--stdout-file", metavar="FILE", default="simout",
73 help="Filename for -r redirection [Default: %default]")
74add_option("--stderr-file", metavar="FILE", default="simerr",
75 help="Filename for -e redirection [Default: %default]")
76add_option('-i', "--interactive", action="store_true", default=False,
77 help="Invoke the interactive interpreter after running the script")
78add_option("--pdb", action="store_true", default=False,
79 help="Invoke the python debugger before running the script")
80add_option('-p', "--path", metavar="PATH[:PATH]", action='append', split=':',
81 help="Prepend PATH to the system path when invoking the script")
82add_option('-q', "--quiet", action="count", default=0,
83 help="Reduce verbosity")
84add_option('-v', "--verbose", action="count", default=0,
85 help="Increase verbosity")
86
87# Statistics options
88set_group("Statistics Options")
89add_option("--stats-file", metavar="FILE", default="stats.txt",
90 help="Sets the output file for statistics [Default: %default]")
91
92# Configuration Options
93set_group("Configuration Options")
94add_option("--dump-config", metavar="FILE", default="config.ini",
95 help="Dump configuration output file [Default: %default]")
96
97# Debugging options
98set_group("Debugging Options")
99add_option("--debug-break", metavar="TIME[,TIME]", action='append', split=',',
100 help="Cycle to create a breakpoint")
101add_option("--remote-gdb-port", type='int', default=7000,
102 help="Remote gdb base port (set to 0 to disable listening)")
103
104# Tracing options
105set_group("Trace Options")
106add_option("--trace-help", action='store_true',
107 help="Print help on trace flags")
108add_option("--trace-flags", metavar="FLAG[,FLAG]", action='append', split=',',
109 help="Sets the flags for tracing (-FLAG disables a flag)")
110add_option("--trace-start", metavar="TIME", type='int',
111 help="Start tracing at TIME (must be in ticks)")
112add_option("--trace-file", metavar="FILE", default="cout",
113 help="Sets the output file for tracing [Default: %default]")
114add_option("--trace-ignore", metavar="EXPR", action='append', split=':',
115 help="Ignore EXPR sim objects")
116
117# Help options
118set_group("Help Options")
119add_option("--list-sim-objects", action='store_true', default=False,
120 help="List all built-in SimObjects, their parameters and default values")
121
122# load the options.py config file to allow people to set their own
123# default options
124options_file = config.get('options.py')
125if options_file:
126 scope = { 'options' : options }
127 execfile(options_file, scope)
128
129arguments = options.parse_args()
130
131def main():
132 import core
133 import debug
134 import defines
135 import event
136 import info
137 import stats
138 import trace
139
140 def check_tracing():
141 if defines.TRACING_ON:
142 return
143
144 fatal("Tracing is not enabled. Compile with TRACING_ON")
145
146 if not os.path.isdir(options.outdir):
147 os.makedirs(options.outdir)
148
149 # These filenames are used only if the redirect_std* options are set
150 stdout_file = os.path.join(options.outdir, options.stdout_file)
151 stderr_file = os.path.join(options.outdir, options.stderr_file)
152
153 # Print redirection notices here before doing any redirection
154 if options.redirect_stdout and not options.redirect_stderr:
155 print "Redirecting stdout and stderr to", stdout_file
156 else:
157 if options.redirect_stdout:
158 print "Redirecting stdout to", stdout_file
159 if options.redirect_stderr:
160 print "Redirecting stderr to", stderr_file
161
162 # Now redirect stdout/stderr as desired
163 if options.redirect_stdout:
164 redir_fd = os.open(stdout_file, os. O_WRONLY | os.O_CREAT | os.O_TRUNC)
165 os.dup2(redir_fd, sys.stdout.fileno())
166 if not options.redirect_stderr:
167 os.dup2(redir_fd, sys.stderr.fileno())
168
169 if options.redirect_stderr:
170 redir_fd = os.open(stderr_file, os. O_WRONLY | os.O_CREAT | os.O_TRUNC)
171 os.dup2(redir_fd, sys.stderr.fileno())
172
173 done = False
174
175 if options.build_info:
176 done = True
177 print 'Build information:'
178 print
179 print 'compiled %s' % defines.compileDate;
180 print "revision %s" % defines.hgRev
181 print 'build options:'
182 keys = defines.buildEnv.keys()
183 keys.sort()
184 for key in keys:
185 val = defines.buildEnv[key]
186 print ' %s = %s' % (key, val)
187 print
188
189 if options.copyright:
190 done = True
191 print info.LICENSE
192 print
193
194 if options.authors:
195 done = True
196 print 'Author information:'
197 print
198 print info.AUTHORS
199 print
200
201 if options.readme:
202 done = True
203 print 'Readme:'
204 print
205 print info.README
206 print
207
208 if options.trace_help:
209 done = True
210 check_tracing()
211 trace.help()
212
213 if options.list_sim_objects:
214 import SimObject
215 done = True
216 print "SimObjects:"
217 objects = SimObject.allClasses.keys()
218 objects.sort()
219 for name in objects:
220 obj = SimObject.allClasses[name]
221 print " %s" % obj
222 params = obj._params.keys()
223 params.sort()
224 for pname in params:
225 param = obj._params[pname]
226 default = getattr(param, 'default', '')
227 print " %s" % pname
228 if default:
229 print " default: %s" % default
230 print " desc: %s" % param.desc
231 print
232 print
233
234 if done:
235 sys.exit(0)
236
237 # setting verbose and quiet at the same time doesn't make sense
238 if options.verbose > 0 and options.quiet > 0:
239 options.usage(2)
240
241 verbose = options.verbose - options.quiet
242 if options.verbose >= 0:
243 print "M5 Simulator System"
244 print brief_copyright
245 print
246
247 print "M5 compiled %s" % defines.compileDate;
180 print 'build options:'
181 keys = defines.buildEnv.keys()
182 keys.sort()
183 for key in keys:
184 val = defines.buildEnv[key]
185 print ' %s = %s' % (key, val)
186 print
187
188 if options.copyright:
189 done = True
190 print info.LICENSE
191 print
192
193 if options.authors:
194 done = True
195 print 'Author information:'
196 print
197 print info.AUTHORS
198 print
199
200 if options.readme:
201 done = True
202 print 'Readme:'
203 print
204 print info.README
205 print
206
207 if options.trace_help:
208 done = True
209 check_tracing()
210 trace.help()
211
212 if options.list_sim_objects:
213 import SimObject
214 done = True
215 print "SimObjects:"
216 objects = SimObject.allClasses.keys()
217 objects.sort()
218 for name in objects:
219 obj = SimObject.allClasses[name]
220 print " %s" % obj
221 params = obj._params.keys()
222 params.sort()
223 for pname in params:
224 param = obj._params[pname]
225 default = getattr(param, 'default', '')
226 print " %s" % pname
227 if default:
228 print " default: %s" % default
229 print " desc: %s" % param.desc
230 print
231 print
232
233 if done:
234 sys.exit(0)
235
236 # setting verbose and quiet at the same time doesn't make sense
237 if options.verbose > 0 and options.quiet > 0:
238 options.usage(2)
239
240 verbose = options.verbose - options.quiet
241 if options.verbose >= 0:
242 print "M5 Simulator System"
243 print brief_copyright
244 print
245
246 print "M5 compiled %s" % defines.compileDate;
248 print "M5 revision %s" % defines.hgRev
249
250 print "M5 started %s" % datetime.datetime.now().strftime("%b %e %Y %X")
251 print "M5 executing on %s" % socket.gethostname()
252
253 print "command line:",
254 for argv in sys.argv:
255 print argv,
256 print
257
258 # check to make sure we can find the listed script
259 if not arguments or not os.path.isfile(arguments[0]):
260 if arguments and not os.path.isfile(arguments[0]):
261 print "Script %s not found" % arguments[0]
262
263 options.usage(2)
264
265 # tell C++ about output directory
266 core.setOutputDir(options.outdir)
267
268 # update the system path with elements from the -p option
269 sys.path[0:0] = options.path
270
271 # set stats options
272 stats.initText(options.stats_file)
273
274 # set debugging options
275 debug.setRemoteGDBPort(options.remote_gdb_port)
276 for when in options.debug_break:
277 debug.schedBreakCycle(int(when))
278
279 if options.trace_flags:
280 check_tracing()
281
282 on_flags = []
283 off_flags = []
284 for flag in options.trace_flags:
285 off = False
286 if flag.startswith('-'):
287 flag = flag[1:]
288 off = True
289 if flag not in trace.flags.all and flag != "All":
290 print >>sys.stderr, "invalid trace flag '%s'" % flag
291 sys.exit(1)
292
293 if off:
294 off_flags.append(flag)
295 else:
296 on_flags.append(flag)
297
298 for flag in on_flags:
299 trace.set(flag)
300
301 for flag in off_flags:
302 trace.clear(flag)
303
304 if options.trace_start:
305 check_tracing()
306 e = event.create(trace.enable, event.Event.Trace_Enable_Pri)
307 event.mainq.schedule(e, options.trace_start)
308 else:
309 trace.enable()
310
311 trace.output(options.trace_file)
312
313 for ignore in options.trace_ignore:
314 check_tracing()
315 trace.ignore(ignore)
316
317 sys.argv = arguments
318 sys.path = [ os.path.dirname(sys.argv[0]) ] + sys.path
319
320 filename = sys.argv[0]
321 filedata = file(filename, 'r').read()
322 filecode = compile(filedata, filename, 'exec')
323 scope = { '__file__' : filename,
324 '__name__' : '__m5_main__' }
325
326 # we want readline if we're doing anything interactive
327 if options.interactive or options.pdb:
328 exec "import readline" in scope
329
330 # if pdb was requested, execfile the thing under pdb, otherwise,
331 # just do the execfile normally
332 if options.pdb:
333 import pdb
334 import traceback
335
336 pdb = pdb.Pdb()
337 try:
338 pdb.run(filecode, scope)
339 except SystemExit:
340 print "The program exited via sys.exit(). Exit status: ",
341 print sys.exc_info()[1]
342 except:
343 traceback.print_exc()
344 print "Uncaught exception. Entering post mortem debugging"
345 t = sys.exc_info()[2]
346 while t.tb_next is not None:
347 t = t.tb_next
348 pdb.interaction(t.tb_frame,t)
349 else:
350 exec filecode in scope
351
352 # once the script is done
353 if options.interactive:
354 banner = "M5 Interactive Console"
355 try:
356 from IPython.Shell import IPShellEmbed
357 ipshell = IPShellEmbed(banner=banner,user_ns=scope)
358 ipshell()
359 except ImportError:
360 code.InteractiveConsole(scope).interact(banner)
361
362if __name__ == '__main__':
363 from pprint import pprint
364
365 print 'opts:'
366 pprint(options, indent=4)
367 print
368
369 print 'args:'
370 pprint(arguments, indent=4)
247
248 print "M5 started %s" % datetime.datetime.now().strftime("%b %e %Y %X")
249 print "M5 executing on %s" % socket.gethostname()
250
251 print "command line:",
252 for argv in sys.argv:
253 print argv,
254 print
255
256 # check to make sure we can find the listed script
257 if not arguments or not os.path.isfile(arguments[0]):
258 if arguments and not os.path.isfile(arguments[0]):
259 print "Script %s not found" % arguments[0]
260
261 options.usage(2)
262
263 # tell C++ about output directory
264 core.setOutputDir(options.outdir)
265
266 # update the system path with elements from the -p option
267 sys.path[0:0] = options.path
268
269 # set stats options
270 stats.initText(options.stats_file)
271
272 # set debugging options
273 debug.setRemoteGDBPort(options.remote_gdb_port)
274 for when in options.debug_break:
275 debug.schedBreakCycle(int(when))
276
277 if options.trace_flags:
278 check_tracing()
279
280 on_flags = []
281 off_flags = []
282 for flag in options.trace_flags:
283 off = False
284 if flag.startswith('-'):
285 flag = flag[1:]
286 off = True
287 if flag not in trace.flags.all and flag != "All":
288 print >>sys.stderr, "invalid trace flag '%s'" % flag
289 sys.exit(1)
290
291 if off:
292 off_flags.append(flag)
293 else:
294 on_flags.append(flag)
295
296 for flag in on_flags:
297 trace.set(flag)
298
299 for flag in off_flags:
300 trace.clear(flag)
301
302 if options.trace_start:
303 check_tracing()
304 e = event.create(trace.enable, event.Event.Trace_Enable_Pri)
305 event.mainq.schedule(e, options.trace_start)
306 else:
307 trace.enable()
308
309 trace.output(options.trace_file)
310
311 for ignore in options.trace_ignore:
312 check_tracing()
313 trace.ignore(ignore)
314
315 sys.argv = arguments
316 sys.path = [ os.path.dirname(sys.argv[0]) ] + sys.path
317
318 filename = sys.argv[0]
319 filedata = file(filename, 'r').read()
320 filecode = compile(filedata, filename, 'exec')
321 scope = { '__file__' : filename,
322 '__name__' : '__m5_main__' }
323
324 # we want readline if we're doing anything interactive
325 if options.interactive or options.pdb:
326 exec "import readline" in scope
327
328 # if pdb was requested, execfile the thing under pdb, otherwise,
329 # just do the execfile normally
330 if options.pdb:
331 import pdb
332 import traceback
333
334 pdb = pdb.Pdb()
335 try:
336 pdb.run(filecode, scope)
337 except SystemExit:
338 print "The program exited via sys.exit(). Exit status: ",
339 print sys.exc_info()[1]
340 except:
341 traceback.print_exc()
342 print "Uncaught exception. Entering post mortem debugging"
343 t = sys.exc_info()[2]
344 while t.tb_next is not None:
345 t = t.tb_next
346 pdb.interaction(t.tb_frame,t)
347 else:
348 exec filecode in scope
349
350 # once the script is done
351 if options.interactive:
352 banner = "M5 Interactive Console"
353 try:
354 from IPython.Shell import IPShellEmbed
355 ipshell = IPShellEmbed(banner=banner,user_ns=scope)
356 ipshell()
357 except ImportError:
358 code.InteractiveConsole(scope).interact(banner)
359
360if __name__ == '__main__':
361 from pprint import pprint
362
363 print 'opts:'
364 pprint(options, indent=4)
365 print
366
367 print 'args:'
368 pprint(arguments, indent=4)