Drop support for Python 3.4

.travis.yml

@@ -1,8 +1,8 @@
 language: python
 python:
-- 3.4
 - 3.5
 - 3.6
+- 3.7-dev
 install:
 - pip install pip -U
 - pip install coveralls coverage wheel

CHANGELOG.rst

@@ -11,7 +11,7 @@ Unreleased
    action is executed, making the two predicates more accurate when long-running actions are 
    executed when a state is entered. Similarly, ``idle`` is reset after the action of a transition
    is performed, not before.
-
+ - (Changed) Drop support for Python 3.4.
 
 1.2.2 (2018-06-21)
 ------------------

README.rst

@@ -18,7 +18,7 @@ Sismic Interactive Statechart Model Interpreter and Checker
 *Sismic* is a recursive acronym that stands for *Sismic Interactive Statechart Model Interpreter and Checker*.
 
 Statecharts are a well-known visual modeling language for representing the executable behavior
-of complex reactive event-based systems. Sismic library for Python (version 3.4 or higher) provides a set of
+of complex reactive event-based systems. Sismic library for Python (version 3.5 or higher) provides a set of
 tools to define, validate, simulate, execute and test statecharts.
 More specifically, Sismic provides:
 
@@ -37,7 +37,7 @@ Some experimental features are also available as `feature branches <https://gith
 Installation
 ------------
 
-Sismic requires Python >=3.4.
+Sismic requires Python >=3.5.
 Sismic can be installed using ``pip`` as usual: ``pip install sismic``.
 This will install the latest stable version.
 

docs/index.rst

@@ -23,7 +23,7 @@ About
 *Sismic* is a recursive acronym that stands for *Sismic Interactive Statechart Model Interpreter and Checker*.
 
 Statecharts are a well-known visual modeling language for representing the executable behavior
-of complex reactive event-based systems. Sismic library for Python (version 3.4 or higher) provides a set of
+of complex reactive event-based systems. Sismic library for Python (version 3.5 or higher) provides a set of
 tools to define, validate, simulate, execute and test statecharts.
 
 Sismic is mainly developed by Alexandre Decan at the `University of Mons <http://www.umons.ac.be>`_ and released

docs/installation.rst

@@ -4,7 +4,7 @@ Installation
 Using pip
 ---------
 
-Sismic requires Python >=3.4, and can be installed using ``pip`` as usual: ``pip install sismic``.
+Sismic requires Python >=3.5, and can be installed using ``pip`` as usual: ``pip install sismic``.
 This will install the latest stable version.
 Starting from release 1.0.0, Sismic adheres to a `semantic versioning <https://semver.org>`__ scheme.
 
@@ -25,7 +25,7 @@ From GitHub
 You can also install Sismic from its repository by cloning it.
 
 1. Get the tool to create virtual environments: ``pip install virtualenv``
-2. Create the environment: ``virtualenv -p python3.4 env``
+2. Create the environment: ``virtualenv -p python3.5 env``
 3. Jump into: ``source env/bin/activate``
 4. Clone the repository: ``git clone https://github.com/AlexandreDecan/sismic``
 5. Install Sismic: ``pip install .`` or ``pip install -e .`` (editable mode)

setup.py

@@ -37,14 +37,14 @@
         'License :: OSI Approved :: GNU Lesser General Public License v3 (LGPLv3)',
 
         'Programming Language :: Python :: 3 :: Only',
-        'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
     ],
     keywords='statechart state machine interpreter model uml scxml harel',
 
     packages=find_packages(exclude=['docs', 'tests']),
-    python_requires='>=3.4',
+    python_requires='>=3.5',
     install_requires=[
         'ruamel.yaml>=0.12.10',
         'schema>=0.6.2',