Add build dependency environment

Signed-off-by: Roberto Rosario <roberto.rosario.gonzalez@gmail.com>

mayan/apps/common/dependencies.py

@@ -3,7 +3,8 @@ from __future__ import absolute_import, unicode_literals
 from django.utils.translation import ugettext_lazy as _
 
 from mayan.apps.dependencies.classes import (
-    environment_development, environment_testing, PythonDependency
+    environment_build, environment_development, environment_testing,
+    PythonDependency
 )
 
 PythonDependency(
@@ -444,3 +445,12 @@ PythonDependency(
     environment=environment_testing, module=__name__, name='psutil',
     version_string='==5.6.1'
 )
+
+PythonDependency(
+    environment=environment_build, module=__name__, name='twine',
+    version_string='==1.9.1'
+)
+PythonDependency(
+    environment=environment_build, module=__name__, name='wheel',
+    version_string='==0.30.0'
+)

mayan/apps/dependencies/classes.py

@@ -55,11 +55,12 @@ class DependencyEnvironment(object):
         return force_text(self.label)
 
 
-environment_production = DependencyEnvironment(
+environment_build = DependencyEnvironment(
     help_text=_(
-        'Normal environment for end users. A missing depedencies under this '
-        'environment will result issues and error during normal use.'
-    ), label=_('Production'), name='production'
+        'Environment used for building distributable packages of the '
+        'software. End users can ignore missing depedencies under this '
+        'environment.'
+    ), label=_('Build'), name='build'
 )
 environment_development = DependencyEnvironment(
     help_text=_(
@@ -67,6 +68,12 @@ environment_development = DependencyEnvironment(
         'can ignore missing depedencies under this environment.'
     ), label=_('Development'), name='development'
 )
+environment_production = DependencyEnvironment(
+    help_text=_(
+        'Normal environment for end users. A missing depedencies under this '
+        'environment will result issues and error during normal use.'
+    ), label=_('Production'), name='production'
+)
 environment_testing = DependencyEnvironment(
     help_text=_(
         'Environment used running the test suit to verify the functionality '
@@ -191,10 +198,10 @@ class Dependency(object):
         return Dependency.return_sorted(dependencies=dependencies)
 
     @classmethod
-    def get_for_attribute(cls, attribute_name, attribute_value):
+    def get_for_attribute(cls, attribute_name, attribute_value, **kwargs):
         result = []
 
-        for dependency in cls.get_all():
+        for dependency in cls.get_all(**kwargs):
             if resolve_attribute(attribute=attribute_name, obj=dependency) == attribute_value:
                 result.append(dependency)