Drop support for running with Python 3.7

build-requirements.txt

@@ -2,4 +2,3 @@
 -r mypy-requirements.txt
 types-psutil
 types-setuptools
-types-typed-ast>=1.5.8.5,<1.6.0

docs/source/additional_features.rst

@@ -9,10 +9,9 @@ of the previous sections.
 Dataclasses
 ***********
 
-In Python 3.7, a new :py:mod:`dataclasses` module has been added to the standard library.
-This module allows defining and customizing simple boilerplate-free classes.
-They can be defined using the :py:func:`@dataclasses.dataclass
-<python:dataclasses.dataclass>` decorator:
+The :py:mod:`dataclasses` module allows defining and customizing simple
+boilerplate-free classes. They can be defined using the
+:py:func:`@dataclasses.dataclass <python:dataclasses.dataclass>` decorator:
 
 .. code-block:: python
 

docs/source/getting_started.rst

@@ -16,7 +16,7 @@ may not make much sense otherwise.
 Installing and running mypy
 ***************************
 
-Mypy requires Python 3.7 or later to run.  You can install mypy using pip:
+Mypy requires Python 3.8 or later to run.  You can install mypy using pip:
 
 .. code-block:: shell
 

mypy-requirements.txt

@@ -1,6 +1,4 @@
 # NOTE: this needs to be kept in sync with the "requires" list in pyproject.toml
 typing_extensions>=4.1.0; python_version >= '3.8'
-typing_extensions>=4.7.0; python_version < '3.8'
 mypy_extensions>=1.0.0
-typed_ast>=1.4.0,<2; python_version<'3.8'
 tomli>=1.1.0; python_version<'3.11'

pyproject.toml

@@ -7,14 +7,11 @@ requires = [
     "wheel >= 0.30.0",
     # the following is from mypy-requirements.txt
     "typing_extensions>=4.1.0; python_version >= '3.8'",
-    "typing_extensions>=4.7.0; python_version < '3.8'",
     "mypy_extensions>=1.0.0",
-    "typed_ast>=1.4.0,<2; python_version<'3.8'",
     "tomli>=1.1.0; python_version<'3.11'",
     # the following is from build-requirements.txt
     "types-psutil",
     "types-setuptools",
-    "types-typed-ast>=1.5.8.5,<1.6.0",
 ]
 build-backend = "setuptools.build_meta"
 

setup.py

@@ -227,7 +227,7 @@ def run(self):
     # Same here.
     extras_require={
         "dmypy": "psutil >= 4.0",
-        "python2": "typed_ast >= 1.4.0, < 2",
+        "python2": "",
         "reports": "lxml",
         "install-types": "pip",
     },

test-data/unit/daemon.test

@@ -360,7 +360,7 @@ def bar() -> None:
     x = foo('abc')  # type: str
     foo(arg='xyz')
 
-[case testDaemonGetType_python38]
+[case testDaemonGetType]
 $ dmypy start --log-file log.txt -- --follow-imports=error --no-error-summary --python-version 3.8
 Daemon started
 $ dmypy inspect foo:1:2:3:4
@@ -423,7 +423,7 @@ def unreachable(x: int) -> None:
     return
     x  # line 17
 
-[case testDaemonGetTypeInexact_python38]
+[case testDaemonGetTypeInexact]
 $ dmypy start --log-file log.txt -- --follow-imports=error --no-error-summary
 Daemon started
 $ dmypy check foo.py --export-types
@@ -478,7 +478,7 @@ def unreachable(x: int, y: int) -> None:
     return
     x and y  # line 11
 
-[case testDaemonGetAttrs_python38]
+[case testDaemonGetAttrs]
 $ dmypy start --log-file log.txt -- --follow-imports=error --no-error-summary
 Daemon started
 $ dmypy check foo.py bar.py --export-types
@@ -520,7 +520,7 @@ class B:
 var: Union[A, B]
 var  # line 10
 
-[case testDaemonGetDefinition_python38]
+[case testDaemonGetDefinition]
 $ dmypy start --log-file log.txt -- --follow-imports=error --no-error-summary
 Daemon started
 $ dmypy check foo.py bar/baz.py bar/__init__.py --export-types