2019-07-08T11:39:02 Created temporary directory: /tmp/pip-ephem-wheel-cache-f4lr1b6u
2019-07-08T11:39:02 Created temporary directory: /tmp/pip-req-tracker-qzy23s8i
2019-07-08T11:39:02 Created requirements tracker '/tmp/pip-req-tracker-qzy23s8i'
2019-07-08T11:39:02 Created temporary directory: /tmp/pip-wheel-2qkxup96
2019-07-08T11:39:02 Collecting lsl-toolkits-usrp==0.2.3
2019-07-08T11:39:02   1 location(s) to search for versions of lsl-toolkits-usrp:
2019-07-08T11:39:02   * https://pypi.org/simple/lsl-toolkits-usrp/
2019-07-08T11:39:02   Getting page https://pypi.org/simple/lsl-toolkits-usrp/
2019-07-08T11:39:02   Analyzing links from page https://pypi.org/simple/lsl-toolkits-usrp/
2019-07-08T11:39:02     The package https://files.pythonhosted.org/packages/a9/50/dfe02200481b29a92a2f1fea86481a2d9397975be3b6bef222541e8b068e/lsl-toolkits-usrp-0.2.3.tar.gz#sha256=47586e63ad259462351ee473a175c9f1b33f451c2daa0aa70108894ece6ac6f8 (from https://pypi.org/simple/lsl-toolkits-usrp/) (requires-python:>=2.6, <3) is incompatible with the python version in use. Acceptable python versions are: >=2.6, <3
2019-07-08T11:39:02   ERROR: Could not find a version that satisfies the requirement lsl-toolkits-usrp==0.2.3 (from versions: none)
2019-07-08T11:39:02 Cleaning up...
2019-07-08T11:39:02 Removed build tracker '/tmp/pip-req-tracker-qzy23s8i'
2019-07-08T11:39:02 ERROR: No matching distribution found for lsl-toolkits-usrp==0.2.3
2019-07-08T11:39:02 Exception information:
2019-07-08T11:39:02 Traceback (most recent call last):
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-08T11:39:02     status = self.run(options, args)
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-07-08T11:39:02     resolver.resolve(requirement_set)
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-07-08T11:39:02     self._resolve_one(requirement_set, req)
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-07-08T11:39:02     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-07-08T11:39:02     self.require_hashes
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-07-08T11:39:02     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-07-08T11:39:02     self.link = finder.find_requirement(self, upgrade)
2019-07-08T11:39:02   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-07-08T11:39:02     'No matching distribution found for %s' % req
2019-07-08T11:39:02 pip._internal.exceptions.DistributionNotFound: No matching distribution found for lsl-toolkits-usrp==0.2.3