initial creation

py3interm/EXAMPLES/read_pdf_urllib.py

@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+
+import sys
+import os
+from urllib.request import urlopen
+from urllib.error import HTTPError
+
+# url to download a PDF file of a NASA ISS brochure
+
+url = 'https://www.nasa.gov/pdf/739318main_ISS%20Utilization%20Brochure%202012%20Screenres%203-8-13.pdf'  # <1>
+
+saved_pdf_file = 'nasa_iss.pdf'  # <2>
+
+try:
+    URL = urlopen(url)  # <3>
+except HTTPError as e:  # <4>
+    print("Unable to open URL:", e)
+    sys.exit(1)
+
+pdf_contents = URL.read()  # <5>
+URL.close()
+
+with open(saved_pdf_file, 'wb') as pdf_in:
+    pdf_in.write(pdf_contents)  # <6>
+
+if sys.platform == 'win32':  # <7>
+    cmd = saved_pdf_file
+elif sys.platform == 'darwin':
+    cmd = 'open ' + saved_pdf_file
+else:
+    cmd = 'acroread ' + saved_pdf_file
+
+os.system(cmd)  # <8>