[yt-users] Runtime Error: unitsystem cgs unrecognized
John ZuHone
jzuhone at gmail.com
Thu Nov 15 12:43:49 PST 2012
Hi Patrick,
How old is your file, by chance? FLASH3? FLASH2?
Also, if you don't mind, can you paste the script somewhere too?
Thanks,
John Z
On Nov 15, 2012, at 3:41 PM, Patrick Rieser wrote:
> Hey all!
>
> When I try to call my own added field magB I get a runtime error saying that the cgs unitsystem is
> unrecognized. When I insert pf["unitsystem"] == "cgs" directly before the call where the traceback
> starts, it returns true.
>
>
> Best wishes,
> Patrick
>
>
>
> I add the field with:
>
> def _magB(field,data):
> return (na.sqrt(data["Bx"]**2 + data["By"]**2 + data["Bz"]**2))
> add_field("magB", function=_magB, units=r"\rm{Gauss}")
>
> and then call:
>
> rad_profile.add_fields("magB")
>
> Traceback:
>
> File "rad_profile_magb.py", line 100, in <module>
> rad_profile.add_fields("magB")
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/profiles.py", line 170, in add_fields
> self._unlazy_add_fields(fields, weight, accumulation)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/profiles.py", line 151, in _unlazy_add_fields
> accumulation, self._args, check_cut = False)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/profiles.py", line 55, in save_state
> tr = func(*args, **kwargs)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/profiles.py", line 264, in _bin_field
> source_data = self._get_field(source, field, check_cut)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/profiles.py", line 204, in _get_field
> data.append(source[field][pointI].ravel().astype('float64'))
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py", line 328, in __getitem__
> self.get_data(key)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py", line 2593, in get_data
> if self._generate_field(field):
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py", line 358, in _generate_field
> self[field] = self.pf.field_info[field](self)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/field_info_container.py", line 378, in __call__
> dd = self._function(self, data)
> File "/home/patrick/Auswertung/yt-bit/Plot/common_fields.py", line 7, in _magB
> return (na.sqrt(data["Bx"]**2 + data["By"]**2 + data["Bz"]**2))
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py", line 328, in __getitem__
> self.get_data(key)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py", line 2593, in get_data
> if self._generate_field(field):
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py", line 358, in _generate_field
> self[field] = self.pf.field_info[field](self)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/data_objects/field_info_container.py", line 378, in __call__
> dd = self._function(self, data)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/frontends/flash/fields.py", line 357, in _Bx
> factor = GetMagRescalingFactor(data.pf)
> File "/home/patrick/Programme/yt-x86_64/src/yt-hg/yt/frontends/flash/fields.py", line 353, in GetMagRescalingFactor
> "value %s is unrecognized" % pf['unitsystem'])
> RuntimeError: Runtime parameter unitsystem withvalue cgs is unrecognized
>
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