A Python requirements.txt file with hashes fails with the following error: ``` Can't verify hashes for these file:// requirements because they point to directories: file:///code/parts/web/src In --require-hashes mode, all requirements must have their versions pinned with ==. These do not: setuptools from https://pypi.python.org/packages/43/41/033a273f9a25cb63050a390ee8397acbc7eae2159195d85f06f17e7be45a/setuptools-38.5.1-py2.py3-none-any.whl#md5=908b8b5e50bf429e520b2b5fa1b350e5 (from python-json-logger==0.1.8->-r /code/parts/web/src/requirements.txt (line 10)) Traceback (most recent call last): File "/usr/bin/snapcraft", line 9, in <module> load_entry_point('snapcraft==2.35', 'console_scripts', 'snapcraft')() File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 542, in load_entry_point return get_distribution(dist).load_entry_point(group, name) File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2569, in load_entry_point return ep.load() File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2229, in load return self.resolve() File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2235, in resolve module = __import__(self.module_name, fromlist=['__name__'], level=0) File "/usr/lib/python3/dist-packages/snapcraft/cli/__main__.py", line 19, in <module> run(prog_name='snapcraft') File "/usr/lib/python3/dist-packages/click/core.py", line 716, in __call__ return self.main(*args, **kwargs) File "/usr/lib/python3/dist-packages/click/core.py", line 696, in main rv = self.invoke(ctx) File "/usr/lib/python3/dist-packages/click/core.py", line 1037, in invoke return Command.invoke(self, ctx) File "/usr/lib/python3/dist-packages/click/core.py", line 889, in invoke return ctx.invoke(self.callback, **ctx.params) File "/usr/lib/python3/dist-packages/click/core.py", line 534, in invoke return callback(*args, **kwargs) File "/usr/lib/python3/dist-packages/click/decorators.py", line 17, in new_func return f(get_current_context(), *args, **kwargs) File "/usr/lib/python3/dist-packages/snapcraft/cli/__init__.py", line 124, in run ctx.forward(lifecyclecli.commands['snap']) File "/usr/lib/python3/dist-packages/click/core.py", line 552, in forward return self.invoke(cmd, **kwargs) File "/usr/lib/python3/dist-packages/click/core.py", line 534, in invoke return callback(*args, **kwargs) File "/usr/lib/python3/dist-packages/snapcraft/cli/lifecycle.py", line 140, in snap project_options, directory=directory, output=output) File "/usr/lib/python3/dist-packages/snapcraft/internal/lifecycle/_packer.py", line 45, in snap execute('prime', project_options) File "/usr/lib/python3/dist-packages/snapcraft/internal/lifecycle/_runner.py", line 80, in execute _Executor(config, project_options).run(step, part_names) File "/usr/lib/python3/dist-packages/snapcraft/internal/lifecycle/_runner.py", line 175, in run self._run_step(step, part, part_names) File "/usr/lib/python3/dist-packages/snapcraft/internal/lifecycle/_runner.py", line 212, in _run_step getattr(part, step)() File "/usr/lib/python3/dist-packages/snapcraft/internal/pluginhandler/__init__.py", line 252, in pull self.plugin.pull() File "/usr/lib/python3/dist-packages/snapcraft/plugins/python.py", line 180, in pull self._run_pip(setup, download=True) File "/usr/lib/python3/dist-packages/snapcraft/plugins/python.py", line 321, in _run_pip pip.download(**command) File "/usr/lib/python3/dist-packages/snapcraft/plugins/python.py", line 511, in download self._exec_func(cmd, env=self._env, **kwargs) File "/usr/lib/python3/dist-packages/snapcraft/_baseplugin.py", line 202, in run return common.run(cmd, cwd=cwd, **kwargs) File "/usr/lib/python3/dist-packages/snapcraft/internal/common.py", line 63, in run subprocess.check_call(['/bin/sh', f.name] + cmd, **kwargs) File "/usr/lib/python3.5/subprocess.py", line 581, in check_call raise CalledProcessError(retcode, cmd) subprocess.CalledProcessError: Command '['/bin/sh', '/tmp/tmpl3ev6bh3', '/code/parts/web/install/usr/bin/python3', '-m', 'pip', 'download', '--disable-pip-version-check', '--dest', '/code/parts/web/packages', '--requirement', '/code/parts/web/src/requirements.txt', '.']' returned non-zero exit status 1 ``` --- Example requirements.txt ``` python-json-logger==0.1.8 --hash=sha256:30999d1d742ecf6645991a2ce9273188505e98b713ad63be06aabff47dd1b3c4 --hash=sha256:8205cfe7061715de5cd1b37e3565d5b97d0ac13b30ff3ee612554abb6093d640 ```