fix dependencies for different python versions

Pipfile

@@ -25,6 +25,7 @@ autopep8 = "*"
 yapf = "*"
 
 [packages]
+zipp = {version = "<2.0.0",markers = "python_version=='3.5'"}
 importlib-metadata = {version = "*",markers = "python_version<'3.8'"}
 certifi = "*"
 chardet = "*"

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "6059182d49590067c48d2abe5f4c0dbb6c38d37efe3500fe322ca982c79ddf7d"
+            "sha256": "9b5892b0ef3fe738ca351da51bd6db18e687fa5389d70342433e1d3f8034bb11"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -240,10 +240,12 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:aa36550ff0c0b7ef7fa639055d797116ee891440eac1a56f378e2d3179e0320b",
-                "sha256:c599e4d75c98f6798c509911d08a22e6c021d074469042177c8c86fb92eefd96"
+                "sha256:c70410551488251b0fee67b460fb9a536af8d6f9f008ad10ac51f615b6a521b1",
+                "sha256:e0d9e63797e483a30d27e09fffd308c59a700d365ec34e93cc100844168bf921"
             ],
-            "version": "==3.1.0"
+            "index": "pypi",
+            "markers": "python_version == '3.5'",
+            "version": "==1.2.0"
         }
     },
     "develop": {
@@ -971,10 +973,12 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:aa36550ff0c0b7ef7fa639055d797116ee891440eac1a56f378e2d3179e0320b",
-                "sha256:c599e4d75c98f6798c509911d08a22e6c021d074469042177c8c86fb92eefd96"
+                "sha256:c70410551488251b0fee67b460fb9a536af8d6f9f008ad10ac51f615b6a521b1",
+                "sha256:e0d9e63797e483a30d27e09fffd308c59a700d365ec34e93cc100844168bf921"
             ],
-            "version": "==3.1.0"
+            "index": "pypi",
+            "markers": "python_version == '3.5'",
+            "version": "==1.2.0"
         }
     }
 }

dockertidy/__init__.py

@@ -1,7 +1,10 @@
 #!/usr/bin/env python3
 """Default package."""
 
-from importlib_metadata import version
+try:
+    from importlib import metadata
+except ImportError:  # for Python<3.8
+    import importlib_metadata as metadata
 
 __author__ = "Robert Kaussow"
 __project__ = "docker-tidy"
@@ -9,4 +12,4 @@ __license__ = "Apache-2.0"
 __maintainer__ = "Robert Kaussow"
 __email__ = "mail@geeklabor.de"
 __url__ = "https://github.com/xoxys/docker-tidy"
-__version__ = version("docker-tidy")
+__version__ = metadata.version("docker-tidy")

setup.py

@@ -90,10 +90,10 @@ setup(
         "six==1.14.0",
         "urllib3==1.25.8",
         "websocket-client==0.57.0",
-        "zipp==3.1.0",
+        "zipp==1.2.0; python_version == '3.5'",
     ],
     dependency_links=[],
-    setup_requires=["setuptools_scm",],
+    setup_requires=["setuptools_scm"],
     entry_points={"console_scripts": ["docker-tidy = dockertidy.__main__:main"]},
     test_suite="tests",
 )