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Description
Not sure exactly what is happening. Here is at least one example of the break.
QuantEcon.py|master ⇒ ipython
imporPython 3.5.2 |Anaconda custom (64-bit)| (default, Jul 2 2016, 17:53:06)
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In [1]: import quantecon as qe
import numpy as np
In [2]: import numpy as np
In [3]: A = np.array([[0.9, 0.0], [0.0, 0.9]])
In [4]: C = np.eye(2)
In [5]: G = np.eye(2)
In [6]: lss = qe.LinearStateSpace(A, C, G)
In [7]: lss.simulate(5)
---------------------------------------------------------------------------
NotImplementedError Traceback (most recent call last)
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/errors.py in new_error_context(fmt_, *args, **kwargs)
242 try:
--> 243 yield
244 except NumbaError as e:
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/lowering.py in lower_block(self, block)
200 loc=self.loc, errcls_=defaulterrcls):
--> 201 self.lower_inst(inst)
202
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/objmode.py in lower_inst(self, inst)
144 else:
--> 145 raise NotImplementedError(type(inst), inst)
146
NotImplementedError: (<class 'numba.ir.StaticSetItem'>, x[(slice(None, None, None), 0)] = x0)
During handling of the above exception, another exception occurred:
LoweringError Traceback (most recent call last)
<ipython-input-7-8e1fb21a5c6b> in <module>()
----> 1 lss.simulate(5)
/home/chase/Documents/Academic/Projects/QE/QuantEcon.py/quantecon/lss.py in simulate(self, ts_length)
165 v = self.C.dot(w) # Multiply each w_t by C to get v_t = C w_t
166 # == simulate time series == #
--> 167 x = simulate_linear_model(self.A, x0, v, ts_length)
168
169 if self.H is not None:
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/dispatcher.py in _compile_for_args(self, *args, **kws)
284 argtypes.append(self.typeof_pyval(a))
285 try:
--> 286 return self.compile(tuple(argtypes))
287 except errors.TypingError as e:
288 # Intercept typing error that may be due to an argument
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/dispatcher.py in compile(self, sig)
530
531 self._cache_misses[sig] += 1
--> 532 cres = self._compiler.compile(args, return_type)
533 self.add_overload(cres)
534 self._cache.save_overload(sig, cres)
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/dispatcher.py in compile(self, args, return_type)
79 impl,
80 args=args, return_type=return_type,
---> 81 flags=flags, locals=self.locals)
82 # Check typing error if object mode is used
83 if cres.typing_error is not None and not flags.enable_pyobject:
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in compile_extra(typingctx, targetctx, func, args, return_type, flags, locals, library)
682 pipeline = Pipeline(typingctx, targetctx, library,
683 args, return_type, flags, locals)
--> 684 return pipeline.compile_extra(func)
685
686
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in compile_extra(self, func)
346 self.lifted = ()
347 self.lifted_from = None
--> 348 return self._compile_bytecode()
349
350 def compile_ir(self, func_ir, lifted=(), lifted_from=None):
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in _compile_bytecode(self)
647 """
648 assert self.func_ir is None
--> 649 return self._compile_core()
650
651 def _compile_ir(self):
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in _compile_core(self)
634
635 pm.finalize()
--> 636 res = pm.run(self.status)
637 if res is not None:
638 # Early pipeline completion
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in run(self, status)
233 # No more fallback pipelines?
234 if is_final_pipeline:
--> 235 raise patched_exception
236 # Go to next fallback pipeline
237 else:
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in run(self, status)
225 try:
226 event(stage_name)
--> 227 stage()
228 except _EarlyPipelineCompletion as e:
229 return e.result
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in stage_objectmode_frontend(self)
413 if self.flags.enable_looplift:
414 assert not self.lifted
--> 415 cres = self.frontend_looplift()
416 if cres is not None:
417 raise _EarlyPipelineCompletion(cres)
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in frontend_looplift(self)
404 self.args, self.return_type,
405 outer_flags, self.locals,
--> 406 lifted=tuple(loops), lifted_from=None)
407 return cres
408
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in compile_ir(typingctx, targetctx, func_ir, args, return_type, flags, locals, lifted, lifted_from, library)
696 args, return_type, flags, locals)
697 return pipeline.compile_ir(func_ir=func_ir, lifted=lifted,
--> 698 lifted_from=lifted_from)
699
700
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in compile_ir(self, func_ir, lifted, lifted_from)
354
355 self._set_and_check_ir(func_ir)
--> 356 return self._compile_ir()
357
358 def stage_analyze_bytecode(self):
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in _compile_ir(self)
654 """
655 assert self.func_ir is not None
--> 656 return self._compile_core()
657
658
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in _compile_core(self)
634
635 pm.finalize()
--> 636 res = pm.run(self.status)
637 if res is not None:
638 # Early pipeline completion
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in run(self, status)
233 # No more fallback pipelines?
234 if is_final_pipeline:
--> 235 raise patched_exception
236 # Go to next fallback pipeline
237 else:
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in run(self, status)
225 try:
226 event(stage_name)
--> 227 stage()
228 except _EarlyPipelineCompletion as e:
229 return e.result
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in stage_objectmode_backend(self)
552 """
553 lowerfn = self.backend_object_mode
--> 554 self._backend(lowerfn, objectmode=True)
555
556 # Warn if compiled function in object mode and force_pyobject not set
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in _backend(self, lowerfn, objectmode)
529 self.library.enable_object_caching()
530
--> 531 lowered = lowerfn()
532 signature = typing.signature(self.return_type, *self.args)
533 self.cr = compile_result(typing_context=self.typingctx,
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in backend_object_mode(self)
503 self.library,
504 self.func_ir,
--> 505 self.flags)
506
507 def backend_nopython_mode(self):
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/compiler.py in py_lowering_stage(targetctx, library, interp, flags)
824 fndesc = funcdesc.PythonFunctionDescriptor.from_object_mode_function(interp)
825 lower = objmode.PyLower(targetctx, library, fndesc, interp)
--> 826 lower.lower()
827 if not flags.no_cpython_wrapper:
828 lower.create_cpython_wrapper()
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/lowering.py in lower(self)
124 if self.generator_info is None:
125 self.genlower = None
--> 126 self.lower_normal_function(self.fndesc)
127 else:
128 self.genlower = self.GeneratorLower(self)
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/lowering.py in lower_normal_function(self, fndesc)
159 # Init argument values
160 self.extract_function_arguments()
--> 161 entry_block_tail = self.lower_function_body()
162
163 # Close tail of entry block
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/lowering.py in lower_function_body(self)
184 bb = self.blkmap[offset]
185 self.builder.position_at_end(bb)
--> 186 self.lower_block(block)
187
188 self.post_lower()
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/lowering.py in lower_block(self, block)
199 with new_error_context('lowering "{inst}" at {loc}', inst=inst,
200 loc=self.loc, errcls_=defaulterrcls):
--> 201 self.lower_inst(inst)
202
203 def create_cpython_wrapper(self, release_gil=False):
/home/chase/Programming/anaconda3/lib/python3.5/contextlib.py in __exit__(self, type, value, traceback)
75 value = type()
76 try:
---> 77 self.gen.throw(type, value, traceback)
78 raise RuntimeError("generator didn't stop after throw()")
79 except StopIteration as exc:
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/errors.py in new_error_context(fmt_, *args, **kwargs)
247 except Exception as e:
248 newerr = errcls(e).add_context(_format_msg(fmt_, args, kwargs))
--> 249 six.reraise(type(newerr), newerr, sys.exc_info()[2])
250
251
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/six.py in reraise(tp, value, tb)
656 value = tp()
657 if value.__traceback__ is not tb:
--> 658 raise value.with_traceback(tb)
659 raise value
660
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/errors.py in new_error_context(fmt_, *args, **kwargs)
241 errcls = kwargs.pop('errcls_', InternalError)
242 try:
--> 243 yield
244 except NumbaError as e:
245 e.add_context(_format_msg(fmt_, args, kwargs))
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/lowering.py in lower_block(self, block)
199 with new_error_context('lowering "{inst}" at {loc}', inst=inst,
200 loc=self.loc, errcls_=defaulterrcls):
--> 201 self.lower_inst(inst)
202
203 def create_cpython_wrapper(self, release_gil=False):
/home/chase/Programming/anaconda3/lib/python3.5/site-packages/numba/objmode.py in lower_inst(self, inst)
143
144 else:
--> 145 raise NotImplementedError(type(inst), inst)
146
147 def lower_assign(self, inst):
LoweringError: Failed at object (object mode frontend)
Failed at object (object mode backend)
(<class 'numba.ir.StaticSetItem'>, x[(slice(None, None, None), 0)] = x0)
File "quantecon/lss.py", line 48
[1] During: lowering "x[(slice(None, None, None), 0)] = x0" at /home/chase/Documents/Academic/Projects/QE/QuantEcon.py/quantecon/lss.py (48)
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