Matplotlib subplots with TeX rendering: good figure baseline for publications

subplot_latex_nice.py

import matplotlib.pyplot as plt
from matplotlib.font_manager import FontProperties

fig = plt.figure(figsize=(8.5,11.0))
plt.rc('text', usetex=True)
plt.rc('font', family='serif')
plt.rcParams['text.latex.preamble'] = [r'\boldmath']

# data in xmn, ymn does not exist. Replace with whatever data you're trying to plot

ax = fig.add_subplot(111)
ax1 = fig.add_subplot(211)
ax2 = fig.add_subplot(212)

#ax = axs[0, 0]
ax1.plot(x11, y11, 'sk', label=r'\textbf{label1}', markersize=12)
ax1.plot(x12, y12, 'og', label=r'\textbf{label2}', markersize=12)
ax1.plot(x13, y13, 'dr', fillstyle='bottom', label=r'\textbf{label3}', markersize=12)
ax1.plot(x14, y14, '^b', fillstyle='bottom', label=r'\textbf{label4}', markersize=12)
ax1.set_xlabel(r'\textbf{X-axis label}', fontsize=16)
#ax1.set_ylabel(r'\textbf{Y-axis label}', fontsize=16)
ax1.set_title(r"\textbf{Plot title}", fontsize=16)

#ax = axs[0, 1]
ax2.plot(x21, y21, 'sk', label=r'\textbf{label1}', markersize=12)
ax2.plot(x22, y22, 'og', label=r'\textbf{label2}', markersize=12)
ax2.plot(x23, y23, 'dr', fillstyle='bottom', label=r'\textbf{label3}', markersize=12)
ax2.plot(x24, y24, '^b', fillstyle='bottom', label=r'\textbf{label4}', markersize=12)
ax2.set_xlabel(r'\textbf{X-axis}', fontsize=16)
#ax2.set_ylabel(r'\textbf{Y-axis}', fontsize=16)
ax2.set_title(r"\textbf{Plot title}", fontsize=16)

fig.tight_layout()
i = 0
j = [r"\textbf{text1}", r"\textbf{text2}"]
for axis in [ax1, ax2]:
    s = j[i]
    i += 1
    axis.annotate(s, xy=(0.450, 0.080), xycoords='axes fraction', fontsize=16,
                horizontalalignment='left', verticalalignment='top')
    plt.setp(axis.get_xticklabels(), fontsize=16)
    plt.setp(axis.get_yticklabels(), fontsize=16)
    # change extent of plot to prevent everything from sliding off the edge
    box = axis.get_position()
    axis.set_position([box.x0 *(1.5), box.y0, box.width*0.95, box.height*0.94])
    for subaxis in ['top','bottom','left','right']:
        axis.spines[subaxis].set_linewidth(2.0)
        
# remove axis 
ax.spines['top'].set_color('none')
ax.spines['bottom'].set_color('none')
ax.spines['left'].set_color('none')
ax.spines['right'].set_color('none')
ax.tick_params(labelcolor='w', top='off', bottom='off', left='off', right='off')
# common y-axis label
ax.set_ylabel(r'\textbf{Shared y-axis label}', fontsize=20)
ax1.legend(loc='lower right', fontsize=16)

plt.savefig('fig1.png')
plt.show()