Use Pipenv and fix various Python 3 problems

Author: owickstrom

docs/Makefile

@@ -260,3 +260,6 @@ $(BUILDDIR)/index/404.html: 404.html $(BUILDDIR)/index/index.html
 
 .PHONY: release-index
 release-index: $(BUILDDIR)/index/index.html $(BUILDDIR)/index/404.html $(BUILDDIR)/index/latest/index.html
+
+deploy-release-index: release-index
+	aws s3 cp --region=eu-west-1 target/index/index.html s3://hyper.wickstrom.tech/index.html

docs/Pipfile

@@ -0,0 +1,15 @@
+[[source]]
+name = "pypi"
+url = "https://pypi.org/simple"
+verify_ssl = true
+
+[dev-packages]
+
+[packages]
+tornado = "<5.0.0"
+semver = "*"
+sphinx-autobuild = "*"
+Sphinx = "*"
+
+[requires]
+python_version = "3.6"

docs/Pipfile.lock

@@ -16,7 +16,7 @@ print_row() {
 "
 }
 
-versions=$(aws s3 ls hyper.wickstrom.tech/docs/ | awk '{print $2}' | sed 's/\///' | $DIR/sort_by_semver.py)
+versions=$(aws s3 ls --region=eu-west-1 hyper.wickstrom.tech/docs/ | awk '{print $2}' | sed 's/\///' | $DIR/sort_by_semver.py)
 latest=$(echo $versions | head -n 1)
 
 echo "

docs/bin/make-index-page.sh

@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 
+from functools import cmp_to_key
 import fileinput
 import semver
 
@@ -11,12 +12,12 @@ def cmp_semver(a, b):
         return cmp(a, b)
 
 
-def sort_versions(versions): return sorted(versions, cmp=cmp_semver,
+def sort_versions(versions): return sorted(versions, key=cmp_to_key(cmp_semver),
                                            reverse=True)
 
 
 def main():
-    versions = map(lambda line: line.strip(), list(fileinput.input()))
+    versions = map(lambda line: line.strip()[1:], list(fileinput.input()))
     sorted_versions = sort_versions(versions)
     for version in sorted_versions:
         print(version)

docs/bin/sort_by_semver.py

@@ -37,7 +37,7 @@
 # The short X.Y version.
 
 def get_git_rev():
-    return subprocess.Popen("git rev-parse --short HEAD", shell=True, stdout=subprocess.PIPE).stdout.read().strip()
+    return str(subprocess.Popen("git rev-parse --short HEAD", shell=True, stdout=subprocess.PIPE).stdout.read().strip())
 
 def get_version():
     version_env = os.environ.get("VERSION")