Removes unused imports

test/pisa/unit/conftest.py

@@ -1,4 +1,3 @@
-import json
 import pytest
 import random
 import requests

test/pisa/unit/test_blob.py

@@ -1,6 +1,5 @@
 from binascii import unhexlify
 
-from pisa import c_logger
 from apps.cli.blob import Blob
 from test.pisa.unit.conftest import get_random_value_hex
 

test/pisa/unit/test_block_processor.py

@@ -1,6 +1,5 @@
 import pytest
 
-from pisa.tools import bitcoin_cli
 from pisa.block_processor import BlockProcessor
 from test.pisa.unit.conftest import get_random_value_hex, generate_block, generate_blocks, fork