basics

Signed-off-by: Kenneth Reitz <me@kennethreitz.org>

Pipfile

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+[[source]]
+
+url = "https://pypi.python.org/simple"
+verify_ssl = true
+name = "pypi"
+
+
+[packages]
+
+toml = "*"
+"delegator.py" = "*"
+
+
+[dev-packages]
+

Pipfile.lock

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+{
+    "_meta": {
+        "hash": {
+            "sha256": "f9296f30d25f044a7cb4eb5d10aecda5f64806b41f0126200adece0c27c37335"
+        },
+        "host-environment-markers": {
+            "implementation_name": "cpython",
+            "implementation_version": "3.6.4",
+            "os_name": "posix",
+            "platform_machine": "x86_64",
+            "platform_python_implementation": "CPython",
+            "platform_release": "17.3.0",
+            "platform_system": "Darwin",
+            "platform_version": "Darwin Kernel Version 17.3.0: Thu Nov  9 18:09:22 PST 2017; root:xnu-4570.31.3~1/RELEASE_X86_64",
+            "python_full_version": "3.6.4",
+            "python_version": "3.6",
+            "sys_platform": "darwin"
+        },
+        "pipfile-spec": 6,
+        "requires": {},
+        "sources": [
+            {
+                "name": "pypi",
+                "url": "https://pypi.python.org/simple",
+                "verify_ssl": true
+            }
+        ]
+    },
+    "default": {
+        "delegator.py": {
+            "hashes": [
+                "sha256:2575c4adc923ad0b8fdaa433f862b2b7cf21982717fb23cc895fd8f249ea820c",
+                "sha256:495e11ada66648650171a6c9a188df4eb050b235abff8771f41ee8a064eb9ded"
+            ],
+            "version": "==0.0.13"
+        },
+        "pexpect": {
+            "hashes": [
+                "sha256:144939a072a46d32f6e5ecc866509e1d613276781f7182148a08df52eaa7b022",
+                "sha256:8e287b171dbaf249d0b06b5f2e88cb7e694651d2d0b8c15bccb83170d3c55575"
+            ],
+            "version": "==4.3.1"
+        },
+        "ptyprocess": {
+            "hashes": [
+                "sha256:e8c43b5eee76b2083a9badde89fd1bbce6c8942d1045146e100b7b5e014f4f1a",
+                "sha256:e64193f0047ad603b71f202332ab5527c5e52aa7c8b609704fc28c0dc20c4365"
+            ],
+            "version": "==0.5.2"
+        },
+        "toml": {
+            "hashes": [
+                "sha256:8e86bd6ce8cc11b9620cb637466453d94f5d57ad86f17e98a98d1f73e3baab2d"
+            ],
+            "version": "==0.9.4"
+        }
+    },
+    "develop": {}
+}

pipenvlib.py

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+import os
+
+import toml
+import delegator
+
+
+class Dependency(object):
+    """A Dependency."""
+    def __init__(self, name, constraint, locked=False):
+        self.name = name
+        self.constraint = constraint
+        self.locked = locked
+
+
+class PipenvProject(object):
+    """A Pipenv project."""
+    def __init__(self, home, pipfile='Pipfile'):
+        self.home = home
+        self.pipfile = pipfile
+
+        # Assert that the Pipfile exists.
+        self.assert_has_pipfile()
+
+    @property
+    def _pipfile_path(self):
+        return os.path.sep.join([self.home, self.pipfile])
+
+    @property
+    def _lockfile_path(self):
+        return os.path.sep.join([self.home, '{0}.lock'.format(self.pipfile)])
+
+    def assert_has_pipfile(self):
+        """Asserts that the Pipfile exists."""
+        assert os.path.isfile(self._pipfile_path)
+
+    def assert_has_lockfile(self):
+        """Asserts that the Pipfile.lock exists."""
+        assert os.path.isfile(self._pipfile_path)
+
+    @property
+    def lockfile_is_latest(self):
+        pass
+
+    @property
+    def packages(self):
+        pass
+
+    @property
+    def dev_packages(self):
+        pass
+
+    @property
+    def locked_packages(self):
+        pass
+
+    @property
+    def locked_dev_packages(self):
+        pass
+
+    def _assert_pipenv_is_installed(self):
+        pass
+
+    def _run(self, cmd):
+        """Run a Pipenv command."""
+        pass
+
+    def install(package_name):
+        pass
+
+    def uninstall(package_name):
+        pass
+
+    @property
+    def virtualenv_location(self):
+        pass
+
+    # @property
+    # def site_packages_location(self):
+    #     pass
+
+    # @property
+    # def python_home_location(self):
+    #     pass
+
+
+
+

t.py

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+import pipenvlib
+
+p = pipenvlib.PipenvProject('.')
+print(p.lockfile_is_latest)