Fix init and add commands

CHANGELOG.md

@@ -5,6 +5,7 @@
 ### Fixed
 
 - Fixed packages not found for prerelease version constraints when resolving dependencies.
+- Fixed `init` and `add` commands.
 
 
 ## [0.10.0] - 2018-05-28

poetry/console/commands/add.py

@@ -29,6 +29,9 @@ If you do not specify a version constraint, poetry will choose a suitable one ba
         'poetry.repositories.pypi_repository'
     ]
 
+    def initialize(self, i, o):
+        super(AddCommand, self).initialize(i, o)
+
     def handle(self):
         from poetry.installation import Installer
         from poetry.semver import parse_constraint

poetry/console/commands/init.py

@@ -33,6 +33,16 @@ The <info>init</info> command creates a basic <comment>pyproject.toml</> file in
 
         self.pool = None
 
+    def initialize(self, i, o):
+        from poetry.repositories import Pool
+        from poetry.repositories.pypi_repository import PyPiRepository
+
+        super(InitCommand, self).initialize(i, o)
+
+        if self.pool is None:
+            self.pool = Pool()
+            self.pool.add_repository(PyPiRepository())
+
     def handle(self):
         from poetry.layouts import layout
         from poetry.utils._compat import Path

poetry/repositories/pypi_repository.py

@@ -88,7 +88,10 @@ class PyPiRepository(Repository):
         """
         Find packages on the remote server.
         """
-        if constraint is not None and not isinstance(constraint, VersionConstraint):
+        if constraint is None:
+            constraint = '*'
+
+        if not isinstance(constraint, VersionConstraint):
             constraint = parse_constraint(constraint)
 
         info = self.get_package_info(name)