Remove network type from blockfrost context in all examples

Author: cffls

examples/delegator_loyalty_rewards.py

@@ -41,7 +41,7 @@
 )
 
 # Create a BlockFrost chain context
-context = BlockFrostChainContext(BLOCK_FROST_PROJECT_ID, network)
+context = BlockFrostChainContext(BLOCK_FROST_PROJECT_ID, base_url=ApiUrls.mainnet.value)
 
 api = BlockFrostApi(BLOCK_FROST_PROJECT_ID, ApiUrls.mainnet.value)
 

examples/native_token.py

@@ -8,6 +8,8 @@
 """
 import pathlib
 
+from blockfrost import ApiUrls
+
 from pycardano import *
 
 # Copy your BlockFrost project ID below. Go to https://blockfrost.io/ for more information.
@@ -16,8 +18,7 @@
 
 chain_context = BlockFrostChainContext(
     project_id=BLOCK_FROST_PROJECT_ID,
-    network=NETWORK,
-    base_url="https://cardano-preprod.blockfrost.io/api",
+    base_url=ApiUrls.preprod.value,
 )
 
 """Preparation"""

examples/plutus/forty_two/forty_two.py

@@ -8,6 +8,7 @@
 import os
 
 import cbor2
+from blockfrost import ApiUrls
 from retry import retry
 
 from pycardano import *
@@ -27,8 +28,7 @@ def get_env_val(key):
 
 chain_context = BlockFrostChainContext(
     project_id=get_env_val("BLOCKFROST_ID"),
-    network=NETWORK,
-    base_url="https://cardano-preview.blockfrost.io/api",
+    base_url=ApiUrls.preprod.value,
 )
 
 

examples/tx_builder.py

@@ -1,4 +1,5 @@
 """Build a transaction using transaction builder"""
+from blockfrost import ApiUrls
 
 from pycardano import *
 
@@ -17,8 +18,10 @@
 # Derive an address from payment verification key and stake verification key
 address = Address(pvk.hash(), svk.hash(), network)
 
-# Create a BlockFrost chain context
-context = BlockFrostChainContext("your_blockfrost_project_id", network)
+# Create a BlockFrost chain context. In this example, we will use preprod network.
+context = BlockFrostChainContext(
+    "your_blockfrost_project_id", base_url=ApiUrls.preprod.value
+)
 
 # Create a transaction builder
 builder = TransactionBuilder(context)