code: def plot_pr_curve(precisions, recalls, out_image, title):
      plt.step(recalls, precisions, color="b", alpha=0.2, where="post")
      plt.fill_between(
          recalls, precisions, step="post", alpha=0.2, color="b"
      )
      plt.xlabel("Recall")
      plt.ylabel("Precision")
      plt.xlim([0.0, 1.05])
      plt.ylim([0.0, 1.05])
      plt.title(title)
      plt.savefig(out_image)
      plt.clf()
  
imports: import argparse
  import collections
  import json
  import numpy
  import os
  import re
  import string
  import sys
label_desc: Use image node_id 12 for calling a global function with example usage: plot_pr_curve(precisions, recalls, out_image, title) without return types