Merge branch 'master' into early-python-executable-check

Author: techalchemy

pipenv/utils.py

@@ -374,10 +374,13 @@ class PipCommand(basecommand.Command):
         click_echo(
             '{0}: Your dependencies could not be resolved. You likely have a mismatch in your sub-dependencies.\n  '
             'You can use {1} to bypass this mechanism, then run {2} to inspect the situation.'
+            ''
+            'Hint: try {3} if it is a pre-release dependency'
             ''.format(
                 crayons.red('Warning', bold=True),
                 crayons.red('$ pipenv install --skip-lock'),
                 crayons.red('$ pipenv graph'),
+                crayons.red('$ pipenv lock --pre'),
             ),
             err=True,
         )