update setup.py

Author: oaksharks

README.md

@@ -128,6 +128,6 @@ BibTex:
 
 ## DataCanvas
 
-![](docs/source/images/dc_logo_1.png)
+![](https://raw.githubusercontent.com/DataCanvasIO/DeepTables/master/docs/source/images/dc_logo_1.png)
 
 DeepTables is an open source project created by [DataCanvas](https://www.datacanvas.com/). 

setup.py

@@ -69,7 +69,7 @@ def execfile(fname, globs, locs=None):
 # if not tf_installed:
 #     requirements = ['tensorflow>=2.0.0,<2.5.0', ] + requirements
 
-MIN_PYTHON_VERSION = '>=3.6.*'
+MIN_PYTHON_VERSION = '>=3.6'
 
 long_description = open('README.md', encoding='utf-8').read()