Changeset 718

Timestamp:

03/02/10 10:37:15 (2 years ago)

Author:

apdavison

Message:

Fixed ticket:158. Added a more helpful error message for the common case that NEST has been compiled without GSL support (see ticket:159).

Location:

trunk

Files:

• doc/installation.txt (modified) (1 diff)
• src/nest/__init__.py (modified) (2 diffs)
• src/nest/simulator.py (modified) (4 diffs)

trunk/doc/installation.txt

@@ -105 +105 @@
     $ python 
     >>> import nest
+
                -- N E S T 2 beta --
               Neural Simulation Tool
       Copyright 1995-2009 The NEST Initiative
-       Version 1.9-8128 Apr 23 2009 14:09:00
+       Version 1.9-8558 Mar  2 2010 09:50:16
     ...
     >>> nest.Models()
     ['ac_generator', 'aeif_cond_alpha', 'aeif_w_meter', 'conductancemeter',
-     'cont_delay_synapse', 'correlation_detector', 'dc_generator', 'hh_cond_exp_traub',
-     'hh_psc_alpha', 'iaf_cond_alpha', 'iaf_cond_exp', 'iaf_cond_exp_sfa_rr',
-     'iaf_neuron', 'iaf_psc_alpha', 'iaf_psc_alpha_canon', 'iaf_psc_alpha_presc',
-     'iaf_psc_delta', 'iaf_psc_delta_canon', 'iaf_psc_exp', 'layer', 'layer_3d',
-     'layer_unrestricted', 'mip_generator', 'noise_generator', 'parrot_neuron',
-     'poisson_generator', 'poisson_generator_ps', 'proxynode', 'pulsepacket_generator',
-     'spike_detector', 'spike_generator', 'static_synapse', 'static_synapse_hom_wd',
-     'stdp_pl_synapse_hom', 'stdp_synapse', 'stdp_synapse_hom',
-     'step_current_generator', 'subnet', 'tsodyks_synapse', 'voltmeter']
+     'cont_delay_synapse', 'correlation_detector', 'dc_generator', 'hh_cond_exp_traub', 
+     'hh_psc_alpha', 'ht_generator', 'ht_neuron', 'ht_synapse', 'iaf_cond_alpha',
+     'iaf_cond_alpha_mc', 'iaf_cond_exp', 'iaf_cond_exp_sfa_rr', 'iaf_neuron',
+     'iaf_psc_alpha', 'iaf_psc_alpha_canon', 'iaf_psc_alpha_presc', 'iaf_psc_delta', 
+     'iaf_psc_delta_canon', 'iaf_psc_exp', 'iaf_tum_2000', 'layer', 'layer_3d', 
+     'layer_unrestricted', 'mat2_psc_exp', 'mip_generator', 'multimeter',
+     'noise_generator', 'parrot_neuron', 'parrot_neuron_ps', 'poisson_generator', 
+     'poisson_generator_ps', 'pulsepacket_generator', 'spike_detector', 'spike_generator',
+     'static_synapse', 'static_synapse_hom_wd', 'stdp_pl_synapse_hom', 'stdp_synapse', 
+     'stdp_synapse_hom', 'step_current_generator', 'subnet', 'tsodyks_synapse', 'voltmeter']
     
 Check that ``'aeif_cond_alpha'`` is in the list of models. If it is not, you may need to install a newer version of the `GNU Scientific Library`_ and then recompile NEST.

trunk/src/nest/__init__.py

@@ -24 +24 @@
 
 Set = set
-
-
 tempdirs       = []
-
 NEST_SYNAPSE_TYPES = ["cont_delay_synapse" ,"static_synapse", "stdp_pl_synapse_hom",
                       "stdp_synapse", "stdp_synapse_hom", "tsodyks_synapse"]
-
 logger = logging.getLogger("PyNN")
 
@@ -114 +110 @@
                                          'min_delay': min_delay,
                                          'max_delay': max_delay})
+    simulator.connection_managers = []
     simulator.reset()
     

trunk/src/nest/simulator.py

@@ -35 +35 @@
 CHECK_CONNECTIONS = False
 recorder_list = []
+connection_managers = []
 
 logger = logging.getLogger("PyNN")
@@ -158 +159 @@
     try:
         cell_gids = nest.Create(nest_model, n)
-    except nest.NESTError, errmsg:
-        raise errors.InvalidModelError(errmsg)
+    except nest.NESTError, err:
+        if "UnknownModelName" in err.message and "cond" in err.message:
+            raise errors.InvalidModelError("%s Have you compiled NEST with the GSL (Gnu Scientific Library)?" % err)
+        raise errors.InvalidModelError(err)
     if cell_parameters:
         try:
@@ -257 +260 @@
         `parent` -- the parent `Projection`, if any.
         """
+        global connection_managers
         self.sources = []
         if synapse_model is None:
@@ -268 +272 @@
             assert parent.plasticity_name == self.synapse_model
         self._connections = None
+        connection_managers.append(self)
 
     def __getitem__(self, i):