def units(self, key):
"""Returns the units of any key"""
# Fill out aliases
if key in component_from_alias:
key = component_from_alias[key]
elif key == 'E':
key = 'electricField'
elif key == 'B':
key = 'magneticField'
return pg_units(key)
def stat_units(self, key):
"""
Calculates any statistic that the ParticleGroup class can calculate, on all particle groups.
"""
"""Returns a str decribing the physical units of a stat key."""
return pg_units(key)
def units(self, key):
"""Returns the units of any key"""
return pg_units(key)