Add python_auto_pipenv config var for all python linters.

This allows a user to set one variable instead of eight.

ale_linters/python/flake8.vim

@@ -12,7 +12,8 @@ function! s:UsingModule(buffer) abort
 endfunction
 
 function! ale_linters#python#flake8#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_flake8_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_flake8_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/mypy.vim

@@ -8,7 +8,8 @@ call ale#Set('python_mypy_use_global', get(g:, 'ale_use_global_executables', 0))
 call ale#Set('python_mypy_auto_pipenv', 0)
 
 function! ale_linters#python#mypy#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_mypy_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_mypy_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/prospector.vim

@@ -12,7 +12,8 @@ let g:ale_python_prospector_options =
 let g:ale_python_prospector_use_global = get(g:, 'ale_python_prospector_use_global', get(g:, 'ale_use_global_executables', 0))
 
 function! ale_linters#python#prospector#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_prospector_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_prospector_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/pycodestyle.vim

@@ -7,7 +7,8 @@ call ale#Set('python_pycodestyle_use_global', get(g:, 'ale_use_global_executable
 call ale#Set('python_pycodestyle_auto_pipenv', 0)
 
 function! ale_linters#python#pycodestyle#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_pycodestyle_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pycodestyle_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/pyflakes.vim

@@ -6,7 +6,8 @@ call ale#Set('python_pyflakes_use_global', get(g:, 'ale_use_global_executables',
 call ale#Set('python_pyflakes_auto_pipenv', 0)
 
 function! ale_linters#python#pyflakes#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_pyflakes_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pyflakes_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/pylint.vim

@@ -8,7 +8,8 @@ call ale#Set('python_pylint_change_directory', 1)
 call ale#Set('python_pylint_auto_pipenv', 0)
 
 function! ale_linters#python#pylint#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_pylint_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pylint_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/pyls.vim

@@ -6,7 +6,8 @@ call ale#Set('python_pyls_use_global', get(g:, 'ale_use_global_executables', 0))
 call ale#Set('python_pyls_auto_pipenv', 0)
 
 function! ale_linters#python#pyls#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_pyls_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pyls_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

ale_linters/python/pyre.vim

@@ -6,7 +6,8 @@ call ale#Set('python_pyre_use_global', get(g:, 'ale_use_global_executables', 0))
 call ale#Set('python_pyre_auto_pipenv', 0)
 
 function! ale_linters#python#pyre#GetExecutable(buffer) abort
-    if ale#Var(a:buffer, 'python_pyre_auto_pipenv') && ale#python#PipenvPresent(a:buffer)
+    if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pyre_auto_pipenv'))
+    \ && ale#python#PipenvPresent(a:buffer)
         return 'pipenv'
     endif
 

autoload/ale/python.vim

@@ -1,6 +1,8 @@
 " Author: w0rp <devw0rp@gmail.com>
 " Description: Functions for integrating with Python linters.
 
+call ale#Set('python_auto_pipenv', '0')
+
 let s:sep = has('win32') ? '\' : '/'
 " bin is used for Unix virtualenv directories, and Scripts is for Windows.
 let s:bin_dir = has('unix') ? 'bin' : 'Scripts'

doc/ale-python.txt

@@ -2,6 +2,14 @@
 ALE Python Integration                                     *ale-python-options*
 
 
+g:ale_python_auto_pipenv                             *g:ale_python_auto_pipenv*
+                                                     *b:ale_python_auto_pipenv*
+  Type: |Number|
+  Default: `0`
+
+  Detect whether the file is inside a pipenv, and set the executable to `pipenv`
+  if true. This is overridden by a manually-set executable.
+
 ===============================================================================
 ALE Python Project Root Behavior                              *ale-python-root*