try printing subprocess output

ecoset.py

@@ -1,3 +1,4 @@
+import sys
 import csv
 import json
 import os
@@ -119,6 +120,16 @@ class Ecoset(datasets.GeneratorBasedBuilder):
         def abslist(path):
             """Helper function to give abspaths of os.listdir"""
             return [op.join(path, p) for p in os.listdir(path)]
+            
+        def subprocess_call_print(command_list):
+            """Execute a subprocess while printing the command line output"""
+            p = subprocess.Popen(command_list, stdout=subprocess.PIPE)
+            while True:
+                line = p.stdout.readline()
+                if not line:
+                    break
+                print(line.strip())
+                sys.stdout.flush()
         
         def s3_zipfile_download(source_url, target_dir):
             """Extremely slow download"""
@@ -156,9 +167,11 @@ class Ecoset(datasets.GeneratorBasedBuilder):
                     Callback=lambda bytes_transferred: pbar.update(bytes_transferred))
             # unzip using platform-based subprocess
             if platform.system() in ("Linux", "Darwin"):
-                subprocess.call(["unzip", "-n", "-P", password.encode("ascii"), "-o", zip_path, "-d", target_dir], shell=False)
+                #subprocess.call(["unzip", "-n", "-P", password.encode("ascii"), "-o", zip_path, "-d", target_dir], shell=False)
+                subprocess_call_print(["unzip", "-n", "-P", password.encode("ascii"), "-o", zip_path, "-d", target_dir])
             else:
-                subprocess.call(["tar.exe", "-xf", zip_path, "-C", target_dir, "--passphrase", password], shell=False)
+                #subprocess.call(["tar.exe", "-xf", zip_path, "-C", target_dir, "--passphrase", password], shell=False)
+                subprocess_call_print(["tar.exe", "-xf", zip_path, "-C", target_dir, "--passphrase", password])
 
 
         def subprocess_download2(source_url, target_dir):