add terms to drupal 7 taxonomy

add_terms.sh

#!/bin/bash
PANTHEON_ENV="$1"
echo $'$phenomena = array(
  "afterimage",
  "albedo",
  "amplification",
  "atoms and particles",
  "attention",
  "bernouli effect ",
  "centripical force",
  "change of state",
  "Coandă  effect",
  "Cognitive Sciences",
  "color",
  "color - complementary",
  "color mixing",
  "color mixing - subtractive",
  "color seperation",
  "condensation",
  "conservation of angular momentum",
  "cues - amibiguos",
  "cues - dominant",
  "decomposition",
  "diffraction",
  "dispersion",
  "economic exchange",
  "electromagnetic forces",
  "electromagnetic radiation spectrum",
  "embryonic development",
  "emotion",
  "energy - conservation of energy",
  "energy - transformation of energy",
  "energy - kinetic ",
  "energy - potential",
  "evaporation",
  "fatigue",
  "feedback",
  "ferromagnetism",
  "fragmentation",
  "friction",
  "Frequency - Natural Frequency",
  "Ganzfeld effect ",
  "gravitational forces",
  "gyroscopics",
  "hand-eye coordination ",
  "harmonics",
  "heat transfer",
  "image formation",
  "images - real",
  "images - virtual",
  "intertia - linear",
  "inertia - rotaional",
  "interference",
  "information and noise",
  "ionization",
  "Iridescence",
  "judgement",
  "lateral inhibition",
  "light production",
  "magnetization",
  "melting",
  "mental activity",
  "mental tasks",
  "metacognition",
  "microscopy",
  "motion detection",
  "motion - accelerated motion - gravitational",
  "motion - accelerated motion - linear",
  "motion - accelerated motion - rotational",
  "motion - composition of perpeindicular motion",
  "motion - pendular motion",
  "motion - periodic motion",
  "motion - rotational motion",
  "motion - simple harmonic motion",
  "motion - vsual motion detection",
  "nodes and antinodes",
  "nonlinear behavior",
  "patterns",
  "parabolas",
  "parabolic mirrors",
  "parallax",
  "perception - color",
  "perception - sound",
  "perception - spatial",
  "persistence of vision",
  "phase",
  "phosphoresence",
  "photosynthesis",
  "pressure",
  "prisoner\'s dilemma",
  "projections",
  "reflection",
  "refraction",
  "reproduction",
  "resonance",
  "resource sharing",
  "rhythm",
  "scattering",
  "shadows",
  "size-distance",
  "social dllemma",
  "surface tension of liquids",
  "symmetry",
  "techniques to make the invisible visible",
  "thin films",
  "torque",
  "tragedy of the commons",
  "turbulent flow",
  "visual edge effects",
  "vortices",
  "wave excitation",
  "waves - standing waves",
  "waves - transverse waves",
  "waveguide",
  "wind",
  );

$vocab = taxonomy_vocabulary_machine_name_load("exhibit_phenomena");
foreach ($phenomena as $name) {
  $term = new stdClass();
  $term->name = $name;
  $term->vid = $vocab->vid;
  taxonomy_term_save($term);
}


'  | drush @pantheon.$PANTHEON_ENV php-script -