diff --git a/min-bindings/python/Makefile b/min-bindings/python/Makefile
index e22c9c9..5bd50c3 100644
--- a/min-bindings/python/Makefile
+++ b/min-bindings/python/Makefile
@@ -1,6 +1,10 @@
 INCLUDE_DIRS = .. ../../min-src ../../inc
 INCLUDE_PY = $(shell python -c 'import sysconfig; print(sysconfig.get_config_var("INCLUDEPY"))')
 
+.PHONY: all
+
+all: test ecc_test
+
 test: tests.py ckzg.so
 	python $<
 
diff --git a/min-bindings/python/py_ecc_tests.py b/min-bindings/python/py_ecc_tests.py
index 2faf255..da5cc2f 100644
--- a/min-bindings/python/py_ecc_tests.py
+++ b/min-bindings/python/py_ecc_tests.py
@@ -1,11 +1,9 @@
-import atexit
 import ckzg
 import kzg_proofs
 import random
 from py_ecc import optimized_bls12_381 as b
 from py_ecc.bls.point_compression import compress_G1, decompress_G1, decompress_G2
 
-
 polynomial = [random.randint(0, kzg_proofs.MODULUS) for i in range(4096)]
 n = len(polynomial)
 
@@ -74,3 +72,5 @@ proof_pyecc = kzg_proofs.compute_proof_single(polynomial, x, ts_pyecc)
 proof_ckzg = ckzg.compute_kzg_proof(ckzg_poly, ckzg.bytes_to_bls_field(x.to_bytes(32, "little")), ts)
 
 assert compress_G1(proof_pyecc).to_bytes(48, "big") == ckzg.bytes_from_g1(proof_ckzg)
+
+print('comparison to py_ecc passed')
diff --git a/min-bindings/python/tests.py b/min-bindings/python/tests.py
index 0cc83dd..c9d5326 100644
--- a/min-bindings/python/tests.py
+++ b/min-bindings/python/tests.py
@@ -7,6 +7,8 @@ import ssz
 bs = (329).to_bytes(32, "little")
 assert 329 == ckzg.int_from_bls_field(ckzg.bytes_to_bls_field(bs))
 
+del bs
+
 # Simple test of compute_powers
 
 x = 32930439
@@ -20,6 +22,8 @@ for p in powers:
     p_check *= x
     p_check %= 2**256
 
+del x, n, powers, p_check
+
 # Simple test of polynomial evaluation
 
 ts = ckzg.load_trusted_setup("tiny_trusted_setup.txt")
@@ -45,7 +49,10 @@ MAX_BLOBS_PER_BLOCK = 16
 blobs_sedes = ssz.List(ssz.Vector(ssz.uint256, BLOB_SIZE), MAX_BLOBS_PER_BLOCK)
 kzg_commitments_sedes = ssz.List(ssz.bytes48, MAX_BLOBS_PER_BLOCK)
 
-blobs = [[ckzg.bytes_to_bls_field(random.randbytes(32)) for _ in range(BLOB_SIZE)] for _ in range(3)]
+blobs = [
+  [ckzg.bytes_to_bls_field(random.randbytes(32)) for _ in range(BLOB_SIZE)]
+  for _ in range(3)
+]
 
 ts = ckzg.load_trusted_setup("../../src/trusted_setup.txt")