Add support back for 3.6 & 3.7

Author: ghostwriternr

.github/workflows/dev.yml

@@ -13,7 +13,7 @@ jobs:
   test:
     strategy:
       matrix:
-        python-versions: ["3.8", "3.9"]
+        python-versions: ["3.6", "3.7", "3.8", "3.9"]
         os: [ubuntu-18.04, macos-latest, windows-latest]
     runs-on: ${{ matrix.os }}
 

CONTRIBUTING.md

@@ -95,7 +95,7 @@ Before you submit a pull request, check that it meets these guidelines:
 2. If the pull request adds functionality, the docs should be updated. Put
    your new functionality into a function with a docstring, and add the
    feature to the list in README.md.
-3. The pull request should work for Python 3.8 and 3.9. Check
+3. The pull request should work for Python 3.6, 3.7, 3.8 and 3.9. Check
    https://github.com/SetuHQ/setu-python-sdk/actions
    and make sure that the tests pass for all supported Python versions.
 

poetry.lock

@@ -13,6 +13,8 @@ classifiers=[
     'License :: OSI Approved :: MIT License',
     'Natural Language :: English',
     'Programming Language :: Python :: 3',
+    'Programming Language :: Python :: 3.6',
+    'Programming Language :: Python :: 3.7',
     'Programming Language :: Python :: 3.8',
     'Programming Language :: Python :: 3.9',
 ]
@@ -22,7 +24,7 @@ packages = [
 ]
 
 [tool.poetry.dependencies]
-python = ">=3.8.0,<4.0"
+python = ">=3.6.2,<4.0"
 PyJWT = "^2.4.0"
 requests = "^2.27.1"
 marshmallow = "^3.14.1"
@@ -57,7 +59,7 @@ types-deprecated = "^1.2.9.2"
 [tool.black]
 line-length = 120
 skip-string-normalization = true
-target-version = ['py38']
+target-version = ['py36', 'py37', 'py38']
 include = '\.pyi?$'
 exclude = '''
 /(

pyproject.toml

@@ -40,12 +40,14 @@ exclude_lines =
 
 [tox:tox]
 isolated_build = true
-envlist = py38, py39, format, lint, build
+envlist = py36, py37, py38, py39, format, lint, build
 
 [gh-actions]
 python =
     3.9: py39
     3.8: py38, format, lint, build
+    3.7: py37
+    3.6: py36
 
 [tool:pytest]
 log_cli = True