Hi, Now jupyter installed on the server and I am using below code to plot the rarefaction plot but I am still getting some error. could you please suggest how I can get rid of it?

#!/bin/bash
#SBATCH --job-name=plot    # Job name
#SBATCH --nodes=3                  # Number of nodes           
#SBATCH --time=2000:00:00              # Time limit hrs:min:sec
#SBATCH --partition=k2-lowpri
#SBATCH --mem=150G


module load apps/jupyter/4.6.3
module load libs/pandas/0.24.2/gcc-4.8.5+python-2.7.8+setuptools-39.2.0+numpy-1.16.2
module load apps/python3/3.7.4/gcc-4.8.5
module load apps/qiime2/2019.4.0/bin
module load libs/matplotlib_python34/1.5.1/gcc-4.8.5+python3-3.4.3+numpy_python34-1.11.3



#Run it in jupyter lab or notebook


import seaborn as sns
import matplotlib.pyplot as plt
import pandas as pd

%matplotlib inline 

qza = 'alpha-rarefaction-20000.qzv' # path to rarefaction file from qiime2
a = !unzip $qza
digest = a[1].split('/')[0].replace('  inflating: ','')
inf = digest + '/data/observed_otus.csv'
otus = pd.read_csv(inf,index_col=0, sep=',')
!rm -r $digest 

cols = [col for col in otus.columns if 'iter' not in col]
mean,data = otus[cols],pd.DataFrame(columns=cols)
depths = [col.split('_')[0] for col in otus.columns if 'depth' in col]
otus = otus.drop(cols,axis=1)
otus.columns = depths
for depth in depths:
    mean['ASV'] = otus[depth].mean(axis=1)
    mean['depth']= depth.split('-')[-1]
    data = pd.concat([data,mean])
# here provide colors for each item that will be plotted
pal={'Irrigated':'brown','Rainfed':'red'} 
fig,ax = plt.subplots(figsize=(2.5,2),dpi=600,tight_layout=True)
sns.set(style='ticks',rc={"lines.linewidth":0.7,"axes.linewidth":0.5})
# use your column name to plot here instead of 'BodySite'
sns.lineplot(x='depth',y='ASV',data=data,palette=pal,hue='Season',sort=False,err_style='bars',\
             dashes=True,style='Season',ci=67)
ax.set_xlabel('Sequencing depth',fontsize=8)
ax.set_ylabel('Observed ASVs',fontsize=8)
ax.tick_params(axis='x', labelrotation=90)
ax.tick_params(axis='both',which='major',length=2,pad=0.5,labelsize=6)
handles, labels = ax.get_legend_handles_labels()
ax.legend(handles=handles[1:],labels=labels[1:],fontsize=5,frameon=False,numpoints=4,borderaxespad=0,handletextpad=0.2,loc=2,)
plt.savefig('Infected_observed_ASVs.png', bbox_inches='tight')

Error;
import: unable to open X server `' @ error/import.c/ImportImageCommand/344.
import: unable to open X server `' @ error/import.c/ImportImageCommand/344.
import: unable to open X server `' @ error/import.c/ImportImageCommand/344.
/var/spool/slurmd.spool/job1452532/slurm_script: line 21: fg: no job control
/var/spool/slurmd.spool/job1452532/slurm_script: line 23: qza: command not found
/var/spool/slurmd.spool/job1452532/slurm_script: line 24: a: command not found
/var/spool/slurmd.spool/job1452532/slurm_script: line 25: syntax error near unexpected token `('
/var/spool/slurmd.spool/job1452532/slurm_script: line 25: `digest = a[1].split('/')[0].replace('  inflating: ','')'

metadata file ;
#SampleID       Villages        Region  Treatment       Batch   Season
PN0086D.1.S1    Kholabari       Mymensingh      T1      batch1  Irrigated
PN0086D.2.S2    Bogajan Mymensingh      T1      batch1  Irrigated
PN0086D.3.S3    Bonkua  Mymensingh      T1      batch1  Irrigated