Update Python to 3.7.0a4

library/python

@@ -4,33 +4,33 @@ Maintainers: Tianon Gravi <[email protected]> (@tianon),
              Joseph Ferguson <[email protected]> (@yosifkit)
 GitRepo: https://github.com/docker-library/python.git
 
-Tags: 3.7.0a3-stretch, 3.7-rc-stretch, rc-stretch
-SharedTags: 3.7.0a3, 3.7-rc, rc
+Tags: 3.7.0a4-stretch, 3.7-rc-stretch, rc-stretch
+SharedTags: 3.7.0a4, 3.7-rc, rc
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: ba34cdcf7860a9fb6a272f8e1b13b753b11d912b
+GitCommit: 2f73f58fb5ad731616109e0b8ed6367a0d474c52
 Directory: 3.7-rc/stretch
 
-Tags: 3.7.0a3-slim-stretch, 3.7-rc-slim-stretch, rc-slim-stretch, 3.7.0a3-slim, 3.7-rc-slim, rc-slim
+Tags: 3.7.0a4-slim-stretch, 3.7-rc-slim-stretch, rc-slim-stretch, 3.7.0a4-slim, 3.7-rc-slim, rc-slim
 Architectures: amd64, arm32v5, arm32v7, arm64v8, i386, ppc64le, s390x
-GitCommit: ba34cdcf7860a9fb6a272f8e1b13b753b11d912b
+GitCommit: 2f73f58fb5ad731616109e0b8ed6367a0d474c52
 Directory: 3.7-rc/stretch/slim
 
-Tags: 3.7.0a3-alpine3.7, 3.7-rc-alpine3.7, rc-alpine3.7, 3.7.0a3-alpine, 3.7-rc-alpine, rc-alpine
+Tags: 3.7.0a4-alpine3.7, 3.7-rc-alpine3.7, rc-alpine3.7, 3.7.0a4-alpine, 3.7-rc-alpine, rc-alpine
 Architectures: amd64, arm32v6, arm64v8, i386, ppc64le, s390x
-GitCommit: 8717dc2523c8093990cb958bb8c47ade6f851c05
+GitCommit: 2f73f58fb5ad731616109e0b8ed6367a0d474c52
 Directory: 3.7-rc/alpine3.7
 
-Tags: 3.7.0a3-windowsservercore-ltsc2016, 3.7-rc-windowsservercore-ltsc2016, rc-windowsservercore-ltsc2016
-SharedTags: 3.7.0a3-windowsservercore, 3.7-rc-windowsservercore, rc-windowsservercore, 3.7.0a3, 3.7-rc, rc
+Tags: 3.7.0a4-windowsservercore-ltsc2016, 3.7-rc-windowsservercore-ltsc2016, rc-windowsservercore-ltsc2016
+SharedTags: 3.7.0a4-windowsservercore, 3.7-rc-windowsservercore, rc-windowsservercore, 3.7.0a4, 3.7-rc, rc
 Architectures: windows-amd64
-GitCommit: ba34cdcf7860a9fb6a272f8e1b13b753b11d912b
+GitCommit: 2f73f58fb5ad731616109e0b8ed6367a0d474c52
 Directory: 3.7-rc/windows/windowsservercore-ltsc2016
 Constraints: windowsservercore-ltsc2016
 
-Tags: 3.7.0a3-windowsservercore-1709, 3.7-rc-windowsservercore-1709, rc-windowsservercore-1709
-SharedTags: 3.7.0a3-windowsservercore, 3.7-rc-windowsservercore, rc-windowsservercore, 3.7.0a3, 3.7-rc, rc
+Tags: 3.7.0a4-windowsservercore-1709, 3.7-rc-windowsservercore-1709, rc-windowsservercore-1709
+SharedTags: 3.7.0a4-windowsservercore, 3.7-rc-windowsservercore, rc-windowsservercore, 3.7.0a4, 3.7-rc, rc
 Architectures: windows-amd64
-GitCommit: ba34cdcf7860a9fb6a272f8e1b13b753b11d912b
+GitCommit: 2f73f58fb5ad731616109e0b8ed6367a0d474c52
 Directory: 3.7-rc/windows/windowsservercore-1709
 Constraints: windowsservercore-1709