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-rw-r--r--Python/pywarpx/picmi.py7
1 files changed, 3 insertions, 4 deletions
diff --git a/Python/pywarpx/picmi.py b/Python/pywarpx/picmi.py
index ccf35b414..0579b4337 100644
--- a/Python/pywarpx/picmi.py
+++ b/Python/pywarpx/picmi.py
@@ -65,8 +65,7 @@ class Species(picmistandard.PICMI_Species):
self.mass = element.mass*periodictable.constants.atomic_mass_constant
def initialize_inputs(self, layout, initialize_self_fields=False):
- self.species_number = pywarpx.particles.nspecies
- pywarpx.particles.nspecies += 1
+ self.species_number = len(pywarpx.particles.species_names)
if self.name is None:
self.name = 'species{}'.format(self.species_number)
@@ -502,7 +501,7 @@ class ElectrostaticSolver(picmistandard.PICMI_ElectrostaticSolver):
class GaussianLaser(picmistandard.PICMI_GaussianLaser):
def initialize_inputs(self):
- self.laser_number = pywarpx.lasers.nlasers + 1
+ self.laser_number = len(pywarpx.lasers.names) + 1
if self.name is None:
self.name = 'laser{}'.format(self.laser_number)
@@ -521,7 +520,7 @@ class GaussianLaser(picmistandard.PICMI_GaussianLaser):
class AnalyticLaser(picmistandard.PICMI_AnalyticLaser):
def initialize_inputs(self):
- self.laser_number = pywarpx.lasers.nlasers + 1
+ self.laser_number = len(pywarpx.lasers.names) + 1
if self.name is None:
self.name = 'laser{}'.format(self.laser_number)