remove external file and generate local pdf

Author: Godspeed-exe

examples/more_examples/09_sign_document_data.py

@@ -8,6 +8,9 @@
 from hashlib import sha256
 import urllib.request 
 import json
+from reportlab.pdfgen import canvas
+
+
 
 def split_into_64chars(string):
     return [string[i:i+64] for i in range(0, len(string), 64)]
@@ -17,10 +20,15 @@ def split_into_64chars(string):
 wallet_mnemonic = os.getenv('wallet_mnemonic')
 blockfrost_api_key = os.getenv('blockfrost_api_key')
 
-file_url = "https://archive.podaac.earthdata.nasa.gov/podaac-ops-cumulus-docs/web-misc/opera/atbd/D-108763_Rev_A_OPERA_DSWx_S1_NI_ATBD_20240530_SIGNED.pdf"
+
 filename = "tempfile.pdf"
+pdf = canvas.Canvas(filename)
+pdf.drawString(100, 750, "Hello, this is an example PDF!")
+
+pdf.save()
+
+
 
-urllib.request.urlretrieve(file_url, filename)
 
 
 h256 = sha256()

examples/more_examples/11_verify_fake_document.py

@@ -8,6 +8,8 @@
 from hashlib import sha256
 import urllib.request 
 import json
+from reportlab.pdfgen import canvas
+
 
 def split_into_64chars(string):
     return [string[i:i+64] for i in range(0, len(string), 64)]
@@ -26,7 +28,13 @@ def split_into_64chars(string):
     base_url = ApiUrls.mainnet.value
     cardano_network = Network.MAINNET
 
+
 filename = "tempfile_copy.pdf"
+pdf = canvas.Canvas(filename)
+pdf.drawString(100, 750, "Hello, this is a copy of the example PDF!")
+
+pdf.save()
+
 h256 = sha256()
 h256.update(open(filename,'rb').read())
 document_hash = h256.hexdigest()