From 6074ec623a4acff0049ac8d9928d11a0b74d0365 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 15:18:21 -0500
Subject: [PATCH 01/11] preliminary support for hashes

---
 pipenv/cli.py     | 94 +++++++++++++++++++++++++++++++++++++++++------
 pipenv/project.py | 32 +++++++++++++++-
 2 files changed, 113 insertions(+), 13 deletions(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index 43aa179f..aa1b95a9 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -148,6 +148,46 @@ def do_install_dependencies(dev=False, only=False, bare=False, allow_global=Fals
             click.echo(crayons.blue(c.out))
 
 
+def do_download_dependencies(dev=False, only=False, bare=False):
+    """"Executes the install functionality."""
+
+    # Load the Pipfile.
+    p = pipfile.load(project.pipfile_location)
+
+    # Load the lockfile if it exists, else use the Pipfile as a seed.
+    if not project.lockfile_exists:
+        if not bare:
+            click.echo(crayons.yellow('Installing dependencies from Pipfile...'))
+        lockfile = json.loads(p.lock())
+    else:
+        if not bare:
+            click.echo(crayons.yellow('Installing dependencies from Pipfile.lock...'))
+        with open(project.lockfile_location, 'r') as f:
+            lockfile = json.load(f)
+
+    # Install default dependencies, always.
+    deps = lockfile['default'] if not only else {}
+
+    # Add development deps if --dev was passed.
+    if dev:
+        deps.update(lockfile['develop'])
+
+    # Convert the deps to pip-compatible arguments.
+    deps = convert_deps_to_pip(deps)
+
+    # Actually install each dependency into the virtualenv.
+    for package_name in deps:
+
+        if not bare:
+            click.echo('Downloading {0}...'.format(crayons.green(package_name)))
+
+        # pip install:
+        c = pip_download(package_name)
+
+        if not bare:
+            click.echo(crayons.blue(c.out))
+
+
 def do_create_virtualenv(three=None):
     """Creates a virtualenv."""
     click.echo(crayons.yellow('Creating a virtualenv for this project...'))
@@ -169,47 +209,68 @@ def do_create_virtualenv(three=None):
     do_where(virtualenv=True, bare=False)
 
 
+def get_downloads_info():
+
+    info = []
+
+    for fname in os.listdir(project.download_location):
+        name = fname.split('-')[0]
+
+        # Remove file extensions from name.
+        version = fname.split('-')[1]
+        version = version.replace('.tar.gz', '').replace('.zip', '').replace('.egg', '')
+
+        # Get the hash of each file.
+        c = delegator.run('pip hash {}'.format(os.sep.join([project.download_location, fname])))
+        hash = c.out.split('--hash=')[1].strip()
+
+        info.append(dict(name=name, version=version, hash=hash))
+
+    return info
+
 def do_lock(dev=False):
     """Executes the freeze functionality."""
 
     click.echo(crayons.yellow('Assuring all dependencies from Pipfile are installed...'))
 
     # Purge the virtualenv, for development dependencies.
-    do_purge(bare=True)
+    do_purge(downloads=True)
 
     click.echo(crayons.yellow('Locking {0} dependencies...'.format(crayons.red('[dev-packages]'))))
 
     # Install only development dependencies.
-    do_install_dependencies(dev=True, only=True, bare=True)
+    do_download_dependencies(dev=True, only=True, bare=True)
 
     # Load the Pipfile and generate a lockfile.
     p = pipfile.load(project.pipfile_location)
     lockfile = json.loads(p.lock())
 
     # Pip freeze development dependencies.
-    c = delegator.run('{0} freeze'.format(which_pip()))
+    # c = delegator.run('{0} freeze'.format(which_pip()))
+    results = get_downloads_info()
 
     # Add Development dependencies to lockfile.
-    for dep in c.out.split('\n'):
+    for dep in results:
         if dep:
-            lockfile['develop'].update(convert_deps_from_pip(dep))
+            lockfile['develop'].update({dep['name']: {'hash': dep['hash'], 'version': '=={0}'.format(dep['version'])}})
 
 
     # Purge the virtualenv.
-    do_purge(bare=True)
+    do_purge(downloads=True)
 
     click.echo(crayons.yellow('Locking {0} dependencies...'.format(crayons.red('[packages]'))))
 
     # Install only development dependencies.
-    do_install_dependencies(bare=True)
+    do_download_dependencies(bare=True)
 
     # Pip freeze default dependencies.
-    c = delegator.run('{0} freeze'.format(which_pip()))
+    # c = delegator.run('{0} freeze'.format(which_pip()))
+    results = get_downloads_info()
 
     # Add default dependencies to lockfile.
-    for dep in c.out.split('\n'):
+    for dep in results:
         if dep:
-            lockfile['default'].update(convert_deps_from_pip(dep))
+            lockfile['default'].update({dep['name']: {'hash': dep['hash'], 'version': '=={0}'.format(dep['version'])}})
 
     # Write out lockfile.
     with open(project.lockfile_location, 'w') as f:
@@ -254,8 +315,13 @@ def do_activate_virtualenv(bare=False):
             click.echo(activate_virtualenv())
 
 
-def do_purge(bare=False, allow_global=False):
+def do_purge(bare=False, downloads=False, allow_global=False):
     """Executes the purge functionality."""
+
+    if downloads:
+        shutil.rmtree(project.download_location)
+        return
+
     freeze = delegator.run('{0} freeze'.format(which_pip(allow_global=allow_global))).out
     installed = freeze.split()
 
@@ -311,6 +377,10 @@ def pip_install(package_name, allow_global=False):
     c = delegator.run('{0} install "{1}" -i {2}'.format(which_pip(allow_global=allow_global), package_name, project.source['url']))
     return c
 
+def pip_download(package_name):
+    c = delegator.run('{0} download "{1}" -d {2}'.format(which_pip(), package_name, project.download_location))
+    return c
+
 def which(command):
     return os.sep.join([project.virtualenv_location] + ['bin/{0}'.format(command)])
 
@@ -408,7 +478,7 @@ def install(package_name=False, more_packages=False, r=False, dev=False, three=F
 
     for package_name in package_names:
         # Lower-case incoming package name.
-        package_name = package_name.lower()
+        package_name = package_name
 
         click.echo('Installing {0}...'.format(crayons.green(package_name)))
 
diff --git a/pipenv/project.py b/pipenv/project.py
index 8204518e..9dd4f776 100644
--- a/pipenv/project.py
+++ b/pipenv/project.py
@@ -6,6 +6,26 @@ from . import _pipfile as pipfile
 from .utils import format_toml, multi_split
 from .utils import convert_deps_from_pip, convert_deps_to_pip
 
+def mkdir_p(newdir):
+    """works the way a good mkdir should :)
+        - already exists, silently complete
+        - regular file in the way, raise an exception
+        - parent directory(ies) does not exist, make them as well
+        From: http://code.activestate.com/recipes/82465-a-friendly-mkdir/
+    """
+    if os.path.isdir(newdir):
+        pass
+    elif os.path.isfile(newdir):
+        raise OSError("a file with the same name as the desired " \
+                      "dir, '%s', already exists." % newdir)
+    else:
+        head, tail = os.path.split(newdir)
+        if head and not os.path.isdir(head):
+            _mkdir(head)
+        #print "_mkdir %s" % repr(newdir)
+        if tail:
+            os.mkdir(newdir)
+
 
 class Project(object):
     """docstring for Project"""
@@ -28,6 +48,16 @@ class Project(object):
     def virtualenv_location(self):
         return os.sep.join(self.pipfile_location.split(os.sep)[:-1] + ['.venv'])
 
+    @property
+    def download_location(self):
+        d_dir = os.sep.join(self.pipfile_location.split(os.sep)[:-1] + ['.venv', 'downloads'])
+
+        # Create the directory, if it doesn't exist.
+        mkdir_p(d_dir)
+
+        return d_dir
+
+
     @property
     def pipfile_location(self):
         try:
@@ -80,7 +110,7 @@ class Project(object):
 
     def add_package_to_pipfile(self, package_name, dev=False):
         # Lower-case package name.
-        package_name = package_name.lower()
+        package_name = package_name
 
         # Find the Pipfile.
         pipfile_path = pipfile.Pipfile.find()

From db6a3bbc30cc03b79af99dbc805206370636d668 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 15:24:14 -0500
Subject: [PATCH 02/11] fix bug

---
 pipenv/cli.py | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index aa1b95a9..afd11dcd 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -154,16 +154,10 @@ def do_download_dependencies(dev=False, only=False, bare=False):
     # Load the Pipfile.
     p = pipfile.load(project.pipfile_location)
 
-    # Load the lockfile if it exists, else use the Pipfile as a seed.
-    if not project.lockfile_exists:
-        if not bare:
-            click.echo(crayons.yellow('Installing dependencies from Pipfile...'))
-        lockfile = json.loads(p.lock())
-    else:
-        if not bare:
-            click.echo(crayons.yellow('Installing dependencies from Pipfile.lock...'))
-        with open(project.lockfile_location, 'r') as f:
-            lockfile = json.load(f)
+    # Load the Pipfile.
+    if not bare:
+        click.echo(crayons.yellow('Installing dependencies from Pipfile...'))
+    lockfile = json.loads(p.lock())
 
     # Install default dependencies, always.
     deps = lockfile['default'] if not only else {}

From c6be7be245c1b5a96a1b7afbad5f5b5eeb43fab2 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 15:42:29 -0500
Subject: [PATCH 03/11] more work on pip hashes

---
 pipenv/cli.py   |  1 +
 pipenv/utils.py | 13 ++++++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index afd11dcd..34d646df 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -143,6 +143,7 @@ def do_install_dependencies(dev=False, only=False, bare=False, allow_global=Fals
 
         # pip install:
         c = pip_install(package_name, allow_global=allow_global)
+        print c.err
 
         if not bare:
             click.echo(crayons.blue(c.out))
diff --git a/pipenv/utils.py b/pipenv/utils.py
index b5a9ca11..14216b42 100644
--- a/pipenv/utils.py
+++ b/pipenv/utils.py
@@ -64,17 +64,27 @@ def convert_deps_to_pip(deps):
     dependencies = []
 
     for dep in deps.keys():
+
         # Default (e.g. '>1.10').
         extra = deps[dep]
+        version = ''
 
         # Get rid of '*'.
         if deps[dep] == '*' or str(extra) == '{}':
             extra = ''
 
+        if 'hash' in deps[dep]:
+            # TODO: figure out why this doesn't work.
+            # extra = ' --hash={0}'.format(deps[dep]['hash'])
+            extra = ''
+
         # Support for extras (e.g. requests[socks])
         if 'extras' in deps[dep]:
             extra = '[{0}]'.format(deps[dep]['extras'][0])
 
+        if 'version' in deps[dep]:
+            version = deps[dep]['version']
+
         # Support for git.
         # TODO: support SVN and others.
         if 'git' in deps[dep]:
@@ -92,6 +102,7 @@ def convert_deps_to_pip(deps):
                 dep = '-e '
             else:
                 dep = ''
-        dependencies.append('{0}{1}'.format(dep, extra))
+
+        dependencies.append('{0}{1}{2}'.format(dep, version, extra))
 
     return dependencies

From 0944ab01a39eb017fb6c32ded193716493e6cd05 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 15:50:35 -0500
Subject: [PATCH 04/11] remove err printing

---
 pipenv/cli.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index 34d646df..afd11dcd 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -143,7 +143,6 @@ def do_install_dependencies(dev=False, only=False, bare=False, allow_global=Fals
 
         # pip install:
         c = pip_install(package_name, allow_global=allow_global)
-        print c.err
 
         if not bare:
             click.echo(crayons.blue(c.out))

From 6a8b1afee098840a3c79d55eeb7904944a381eef Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:04:02 -0500
Subject: [PATCH 05/11] history notes

---
 HISTORY.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/HISTORY.txt b/HISTORY.txt
index 78894125..11587d64 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,6 +1,8 @@
 0.3.0:
  - Lock fix.
  - Removed $ pipenv install -r functionality.
+ - Lock now uses downloads instead of 
+ - Preliminary (non-enforced) hash functionality. 
 0.2.9:
  - Enhanced–enhanced PEP 508 checking capabilities!
 0.2.8:

From 8a8355162e873688bcdb2aca308bbbce5564c0aa Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:04:32 -0500
Subject: [PATCH 06/11] no need for --dev for lock

---
 pipenv/cli.py | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index c26bcd80..350a9b49 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -258,14 +258,6 @@ def do_lock(dev=False):
     with open(project.lockfile_location, 'w') as f:
         f.write(json.dumps(lockfile, indent=4, separators=(',', ': ')))
 
-    # Provide instructions for dev dependencies.
-    if not dev:
-        click.echo(crayons.yellow('Note: ') + 'your project now has only default {0} installed.'.format(crayons.red('[packages]')))
-        click.echo('To keep {0} next time, run: $ {1}'.format(crayons.red('[dev-packages]'), crayons.green('pipenv lock --dev')))
-    else:
-        # Install only development dependencies.
-        do_install_dependencies(dev=True, only=True, bare=True)
-
 
 def activate_virtualenv(source=True):
     """Returns the string to activate a virtualenv."""

From f11f3c7dcb6ee07c1a07c43257f768b5c86aefe6 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:04:45 -0500
Subject: [PATCH 07/11] hashes in lockfile

---
 Pipfile      |  2 +-
 Pipfile.lock | 82 ++++++++++++++++++++++++++++++++++++++++++----------
 2 files changed, 67 insertions(+), 17 deletions(-)

diff --git a/Pipfile b/Pipfile
index 0c411b8e..45b9b5f8 100644
--- a/Pipfile
+++ b/Pipfile
@@ -5,6 +5,6 @@ pytest = "*"
 crayons = "*"
 requirements-parser = "*"
 "delegator.py" = ">=0.0.6"
-"backports.shutil-get-terminal-size" = "*"
+"backports.shutil_get_terminal_size" = "*"
 toml = "*"
 click = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 47913f21..dd0ecbc2 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,22 +1,72 @@
 {
     "default": {
-        "crayons": "==0.1.1",
-        "requirements-parser": "==0.1.0",
-        "pexpect": "==4.2.1",
-        "delegator.py": "==0.0.6",
-        "backports.shutil-get-terminal-size": "==1.0.0",
-        "ptyprocess": "==0.5.1",
-        "toml": "==0.9.2",
-        "colorama": "==0.3.7",
-        "click": "==6.7"
+        "crayons": {
+            "version": "==0.1.2",
+            "hash": "sha256:6f51241d0c4faec1c04c1c0ac6a68f1d66a4655476ce1570b3f37e5166a599cc"
+        },
+        "requirements-parser": "*",
+        "pexpect": {
+            "version": "==4.2.1",
+            "hash": "sha256:f853b52afaf3b064d29854771e2db509ef80392509bde2dd7a6ecf2dfc3f0018"
+        },
+        "delegator.py": {
+            "version": "==0.0.7",
+            "hash": "sha256:9908c3789bf50c4c1b55c9fb5dc3a83d1609d7f4a11450d436c6880a63656f12"
+        },
+        "requirements": {
+            "version": "==parser",
+            "hash": "sha256:fee2380a469ffe4067bc7f0096a6fcfb27539da7496fae12b74b8d5d0f33a4ee"
+        },
+        "backports.shutil_get_terminal_size": {
+            "version": "==1.0.0",
+            "hash": "sha256:0975ba55054c15e346944b38956a4c9cbee9009391e41b86c68990effb8c1f64"
+        },
+        "ptyprocess": {
+            "version": "==0.5.1",
+            "hash": "sha256:464cb76f7a7122743dd25507650db89cd447c51f38e4671602b3eaa2e38e05ae"
+        },
+        "toml": {
+            "version": "==0.9.2",
+            "hash": "sha256:b3953bffe848ad9a6d554114d82f2dcb3e23945e90b4d9addc9956f37f336594"
+        },
+        "colorama": {
+            "version": "==0.3.7",
+            "hash": "sha256:a4c0f5bc358a62849653471e309dcc991223cf86abafbec17cd8f41327279e89"
+        },
+        "click": {
+            "version": "==6.7",
+            "hash": "sha256:29f99fc6125fbc931b758dc053b3114e55c77a6e4c6c3a2674a2dc986016381d"
+        }
     },
     "develop": {
-        "packaging": "==16.8",
-        "pytest": "==3.0.6",
-        "pyparsing": "==2.1.10",
-        "py": "==1.4.32",
-        "six": "==1.10.0",
-        "appdirs": "==1.4.0"
+        "packaging": {
+            "version": "==16.8",
+            "hash": "sha256:99276dc6e3a7851f32027a68f1095cd3f77c148091b092ea867a351811cfe388"
+        },
+        "pytest": {
+            "version": "==3.0.6",
+            "hash": "sha256:da0ab50c7eec0683bc24f1c1137db1f4111752054ecdad63125e7ec71316b813"
+        },
+        "setuptools": {
+            "version": "==34.0.2",
+            "hash": "sha256:f9ac44de8b36a13ce35d2989052a295a548c9fe5a161fb066dff53592200aa12"
+        },
+        "pyparsing": {
+            "version": "==2.1.10",
+            "hash": "sha256:67101d7acee692962f33dd30b5dce079ff532dd9aa99ff48d52a3dad51d2fe84"
+        },
+        "py": {
+            "version": "==1.4.32",
+            "hash": "sha256:2d4bba2e25fff58140e6bdce1e485e89bb59776adbe01d490baa6b1f37a3dd6b"
+        },
+        "six": {
+            "version": "==1.10.0",
+            "hash": "sha256:0ff78c403d9bccf5a425a6d31a12aa6b47f1c21ca4dc2573a7e2f32a97335eb1"
+        },
+        "appdirs": {
+            "version": "==1.4.0",
+            "hash": "sha256:85e58578db8f29538f3109c11250c2a5514a2fcdc9890d9b2fe777eb55517736"
+        }
     },
     "_meta": {
         "sources": [
@@ -26,6 +76,6 @@
             }
         ],
         "requires": {},
-        "Pipfile-sha256": "9dce3ee2973403fc73a25f360f56c3b998cbba56bff36761cf58ba966181390f"
+        "Pipfile-sha256": "599210e2db7aaa8a4b39292cd2e5f58d7d608a83428e4a8c2b9eacde2211b4f1"
     }
 }
\ No newline at end of file

From 684df5b9b029b78d83d42fc6cd00d01bff1f2fa5 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:07:40 -0500
Subject: [PATCH 08/11] code cleanup

---
 pipenv/cli.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index 350a9b49..66f54635 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -39,7 +39,7 @@ def ensure_latest_pip():
         c = delegator.run('{0} install pip --upgrade'.format(which_pip()), block=False)
         click.echo(crayons.blue(c.out))
 
-def ensure_pipfile(dev=False):
+def ensure_pipfile():
     """Creates a Pipfile for the project, if it doesn't exist."""
 
     # Assert Pipfile exists.
@@ -68,9 +68,9 @@ def ensure_virtualenv(three=None):
         ensure_virtualenv(three=three)
 
 
-def ensure_project(dev=False, three=None):
+def ensure_project(three=None):
     """Ensures both Pipfile and virtualenv exist for the project."""
-    ensure_pipfile(dev=dev)
+    ensure_pipfile()
     ensure_virtualenv(three=three)
 
 
@@ -433,7 +433,7 @@ def cli(ctx, where=False, bare=False, three=False, help=False):
 def install(package_name=False, more_packages=False, r=False, dev=False, three=False, system=False):
 
     # Ensure that virtualenv is available.
-    ensure_project(dev=dev, three=three)
+    ensure_project(three=three)
 
     # Allow more than one package to be provided.
     package_names = (package_name,) + more_packages
@@ -504,7 +504,7 @@ def uninstall(package_name=False, more_packages=False, three=None, system=False)
 @click.option('--three/--two', is_flag=True, default=None, help="Use Python 3/2 when creating virtualenv.")
 def lock(dev=False, three=None):
     # Ensure that virtualenv is available.
-    ensure_project(dev=dev, three=three)
+    ensure_project(three=three)
 
     do_lock(dev=dev)
 

From 41ef0273312da92478c1df356720a076d91a88cb Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:14:04 -0500
Subject: [PATCH 09/11] --lock

---
 pipenv/cli.py | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pipenv/cli.py b/pipenv/cli.py
index 66f54635..6c1ad8a5 100644
--- a/pipenv/cli.py
+++ b/pipenv/cli.py
@@ -430,7 +430,8 @@ def cli(ctx, where=False, bare=False, three=False, help=False):
 @click.option('--dev','-d', is_flag=True, default=False, help="Install package(s) in [dev-packages].")
 @click.option('--three/--two', is_flag=True, default=None, help="Use Python 3/2 when creating virtualenv.")
 @click.option('--system', is_flag=True, default=False, help="System pip management.")
-def install(package_name=False, more_packages=False, r=False, dev=False, three=False, system=False):
+@click.option('--lock', is_flag=True, default=False, help="Lock afterwards.")
+def install(package_name=False, more_packages=False, r=False, dev=False, three=False, system=False, lock=False):
 
     # Ensure that virtualenv is available.
     ensure_project(three=three)
@@ -470,12 +471,16 @@ def install(package_name=False, more_packages=False, r=False, dev=False, three=F
         # Add the package to the Pipfile.
         project.add_package_to_pipfile(package_name, dev)
 
+        if lock:
+            do_lock()
+
 
 @click.command(help="Un-installs a provided package and removes it from Pipfile, or (if none is given), un-installs all packages.")
 @click.argument('package_name', default=False)
 @click.argument('more_packages', nargs=-1)
 @click.option('--three/--two', is_flag=True, default=None, help="Use Python 3/2 when creating virtualenv.")
 @click.option('--system', is_flag=True, default=False, help="System pip management.")
+@click.option('--lock', is_flag=True, default=False, help="Lock afterwards.")
 def uninstall(package_name=False, more_packages=False, three=None, system=False):
     # Ensure that virtualenv is available.
     ensure_project(three=three)
@@ -498,6 +503,9 @@ def uninstall(package_name=False, more_packages=False, three=None, system=False)
         click.echo('Removing {0} from Pipfile...'.format(crayons.green(package_name)))
         project.remove_package_from_pipfile(package_name)
 
+        if lock:
+            do_lock()
+
 
 @click.command(help="Generates Pipfile.lock.")
 @click.option('--dev','-d', is_flag=True, default=False, help="Keeps dev-packages installed.")

From a30f8211d8771b44b30272a00606aa91157c63fc Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:14:11 -0500
Subject: [PATCH 10/11] speed of locking improved

---
 HISTORY.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/HISTORY.txt b/HISTORY.txt
index 11587d64..10d4e98b 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -1,7 +1,10 @@
 0.3.0:
+ - Speed of locking improved. 
+ - Lock now uses downloads instead of installation functionality. 
  - Lock fix.
  - Removed $ pipenv install -r functionality.
- - Lock now uses downloads instead of 
+ - Removal of $ pipenv lock --dev. 
+ - Addition of $ pipenv install/uninstall --lock.
  - Preliminary (non-enforced) hash functionality. 
 0.2.9:
  - Enhanced–enhanced PEP 508 checking capabilities!

From 098f5f53a86a140727da9087e75a6f6b1fa58300 Mon Sep 17 00:00:00 2001
From: Kenneth Reitz <me@kennethreitz.org>
Date: Tue, 24 Jan 2017 16:14:21 -0500
Subject: [PATCH 11/11] updated pipfile.lock

---
 Pipfile.lock | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Pipfile.lock b/Pipfile.lock
index dd0ecbc2..936f08fd 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -76,6 +76,6 @@
             }
         ],
         "requires": {},
-        "Pipfile-sha256": "599210e2db7aaa8a4b39292cd2e5f58d7d608a83428e4a8c2b9eacde2211b4f1"
+        "Pipfile-sha256": "1efce5cb2014fdc6b3dfed893e3e166b337c7f08521d1c53c96587148f049354"
     }
 }
\ No newline at end of file