1 files changed, 1 insertions, 20 deletions
diff --git a/Python/pywarpx/Particles.py b/Python/pywarpx/Particles.py
index 7022190f1..e05341e82 100644
--- a/Python/pywarpx/Particles.py
+++ b/Python/pywarpx/Particles.py
@@ -8,26 +8,7 @@ from .Bucket import Bucket
 
 particles = Bucket('particles', species_names=[], rigid_injected_species=[])
 particles_list = []
-
-electrons = Bucket('electrons')
-electrons.charge = "-q_e"
-electrons.mass = "m_e"
-electrons.injection_style = None
-
-positrons = Bucket('positrons')
-positrons.charge = "q_e"
-positrons.mass = "m_e"
-positrons.injection_style = None
-
-protons = Bucket('protons')
-protons.charge = "q_e"
-protons.mass = "m_p"
-protons.injection_style = None
-
-particle_dict = {'electrons':electrons,
-                 'positrons':positrons,
-                 'protons':protons
-                 }
+particle_dict = {}
 
 def newspecies(name):
     result = Bucket(name)