requirements for serpent, ethash from gh

Author: heikoheiko

requirements.txt

@@ -4,8 +4,8 @@ pysha3
 pytest
 pytest-timeout
 repoze.lru
-https://github.com/ethereum/pyrlp/tarball/develop
 structlog>=15.0.0
-pyethash
 coveralls
-ethereum-serpent>=1.7.7
+https://github.com/ethereum/pyrlp/tarball/develop
+https://github.com/ethereum/serpent/tarball/develop
+https://github.com/ethereum/ethash/tarball/develop

setup.py

@@ -29,7 +29,9 @@ def run_tests(self):
 install_requires = set(x.strip() for x in open('requirements.txt'))
 
 install_requires_replacements = {
-    'https://github.com/ethereum/pyrlp/tarball/develop': 'rlp>=0.3.7'}
+    'https://github.com/ethereum/pyrlp/tarball/develop': 'rlp>=0.3.7',
+    'https://github.com/ethereum/serpent/tarball/develop': 'ethereum-serpent>=1.8.1',
+    'https://github.com/ethereum/ethash/tarball/develop': 'pyethash>=23'}
 install_requires = [install_requires_replacements.get(r, r) for r in install_requires]
 
 setup(name="ethereum",