Add oldest & minimal CI configurations.

.circleci/ci-oldest-reqs.txt

@@ -0,0 +1,4 @@
+cloudpickle==1.1.1
+deprecation==2.0.0
+jinja2==2.10
+tqdm==4.43.0

.circleci/config.yml

@@ -7,10 +7,10 @@ version: 2.1
 references:
   restore_keys: &restore_keys
     keys:
-      - python-env-v1-{{ arch }}-{{ .Environment.CIRCLE_JOB }}-{{ checksum "setup.py" }}-{{ checksum "requirements-test.txt" }}-{{ checksum "requirements-precommit.txt" }}-{{ checksum ".pre-commit-config.yaml" }}
+      - python-env-v1-{{ arch }}-{{ .Environment.CIRCLE_JOB }}-{{ checksum "setup.py" }}-{{ checksum "requirements/requirements-test.txt" }}-{{ checksum "requirements/requirements-precommit.txt" }}-{{ checksum ".circleci/ci-oldest-reqs.txt" }}-{{ checksum ".pre-commit-config.yaml" }}
 
   save_key: &save_key
-    key: python-env-v1-{{ arch }}-{{ .Environment.CIRCLE_JOB }}-{{ checksum "setup.py" }}-{{ checksum "requirements-test.txt" }}-{{ checksum "requirements-precommit.txt" }}-{{ checksum ".pre-commit-config.yaml" }}
+    key: python-env-v1-{{ arch }}-{{ .Environment.CIRCLE_JOB }}-{{ checksum "setup.py" }}-{{ checksum "requirements/requirements-test.txt" }}-{{ checksum "requirements/requirements-precommit.txt" }}-{{ checksum ".circleci/ci-oldest-reqs.txt" }}-{{ checksum ".pre-commit-config.yaml" }}
 
 jobs:
   pre-checks:
@@ -28,7 +28,7 @@ jobs:
       - run:
           name: Install pre-check dependencies
           command: |
-            pip install --progress-bar off --user -U -r requirements-precommit.txt
+            pip install --progress-bar off --user -U -r requirements/requirements-precommit.txt
 
       - run:
           name: Run pre-checks
@@ -42,6 +42,7 @@ jobs:
 
   linux-python-39: &test-template
     environment:
+      DEPENDENCIES: "NEWEST"
       SIGNAC_VERSION: "signac"
     docker:
       - image: circleci/python:3.9
@@ -54,14 +55,20 @@ jobs:
       - run:
           name: Install dependencies
           command: |
-            pip install -U virtualenv --user
+            python -m pip install --progress-bar off -U virtualenv --user
             mkdir -p ./venv
-            python -m virtualenv ./venv
+            python -m virtualenv ./venv --clear
             . venv/bin/activate
-            python -m pip install --progress-bar off ${SIGNAC_VERSION}
-            python -m pip install --progress-bar off -r requirements.txt
-            python -m pip install --progress-bar off -r requirements-test.txt
+            python -m pip install --progress-bar off -U pip>=20.3
             python -m pip install --progress-bar off -U codecov
+            python -m pip install --progress-bar off ${SIGNAC_VERSION}
+            # DEPENDENCIES can be "OLDEST" or "NEWEST"
+            if [ "${DEPENDENCIES}" == "OLDEST" ]; then
+              python -m pip install --progress-bar off -r .circleci/ci-oldest-reqs.txt
+            else
+              python -m pip install --progress-bar off -r requirements/requirements.txt
+            fi
+            python -m pip install --progress-bar off -r requirements/requirements-test.txt
 
       - run:
           name: Run tests
@@ -74,21 +81,20 @@ jobs:
           path: test-reports
           destination: test-reports
 
-  linux-python-39-signac-10:
-    <<: *test-template
-    environment:
-      SIGNAC_VERSION: "signac~=1.0.0"
-  linux-python-39-signac-13:
+  linux-python-39-signac-15:
     <<: *test-template
     environment:
-      SIGNAC_VERSION: "signac~=1.3.0"
+      DEPENDENCIES: "NEWEST"
+      SIGNAC_VERSION: "signac~=1.5.0"
   linux-python-39-signac-14:
     <<: *test-template
     environment:
+      DEPENDENCIES: "NEWEST"
       SIGNAC_VERSION: "signac~=1.4.0"
   linux-python-39-signac-latest:
     <<: *test-template
     environment:
+      DEPENDENCIES: "NEWEST"
       SIGNAC_VERSION: "git+ssh://[email protected]/glotzerlab/signac.git"
   linux-python-38:
     <<: *test-template
@@ -98,8 +104,11 @@ jobs:
     <<: *test-template
     docker:
       - image: circleci/python:3.7
-  linux-python-36:
+  linux-python-36-oldest:
     <<: *test-template
+    environment:
+      DEPENDENCIES: "OLDEST"
+      SIGNAC_VERSION: "signac==1.0.0"
     docker:
       - image: circleci/python:3.6
 
@@ -115,7 +124,7 @@ jobs:
       - run:
           name: install-dev-requirements
           command: |
-            pip install --user -U -r requirements-test.txt
+            pip install --user -U -r requirements/requirements-test.txt
 
       - run:
           name: check-citation-metadata
@@ -159,13 +168,10 @@ workflows:
       - linux-python-37:
           requires:
             - pre-checks
-      - linux-python-36:
+      - linux-python-36-oldest:
           requires:
             - pre-checks
-      - linux-python-39-signac-10:
-          requires:
-            - linux-python-39
-      - linux-python-39-signac-13:
+      - linux-python-39-signac-15:
           requires:
             - linux-python-39
       - linux-python-39-signac-14:
@@ -183,9 +189,8 @@ workflows:
             - linux-python-39
             - linux-python-38
             - linux-python-37
-            - linux-python-36
-            - linux-python-39-signac-10
-            - linux-python-39-signac-13
+            - linux-python-36-oldest
+            - linux-python-39-signac-15
             - linux-python-39-signac-14
   nightly:
     triggers:

changelog.txt

@@ -38,6 +38,9 @@ Changed
 - ``Scheduler`` is now an abstract base class (#426).
 - ``flow.scheduling.fakescheduler`` has been renamed to ``flow.scheduling.fake_scheduler`` (#426).
 - Arguments to ``submit`` have been changed for all scheduler classes (#426).
+- Python 3.6 is only tested with oldest dependencies (#436).
+- Drop support for `tqdm <https://github.com/tqdm/tqdm>`__ versions older than `4.43.0` (#436).
+- Drop support for `Jinja2 <https://palletsprojects.com/p/jinja/>`__ versions older than `2.10.0` (#436).
 
 Fixed
 +++++

requirements/requirements-dev.txt

@@ -0,0 +1,2 @@
+click>=7.0
+ruamel.yaml>=0.16.12

requirements/requirements.txt

@@ -0,0 +1,5 @@
+signac>=1.0.0
+jinja2>=2.10
+cloudpickle>=1.1.1
+deprecation>=2.0.0
+tqdm>=4.43.0

setup.py

@@ -9,13 +9,13 @@
     # The core package.
     "signac>=1.0.0",
     # For the templated generation of (submission) scripts.
-    "jinja2>=2.8",
+    "jinja2>=2.10",
     # To enable the parallelized execution of operations across processes.
-    "cloudpickle",
+    "cloudpickle>=1.1.1",
     # Deprecation management
-    "deprecation>=2",
+    "deprecation>=2.0.0",
     # Progress bars
-    "tqdm>=4.35.0",
+    "tqdm>=4.43.0",
 ]
 
 description = "Simple workflow management for signac projects."