fix bad PEP reference on name normalization function

pipenv/cli.py

@@ -21,7 +21,7 @@ from requests.packages.urllib3.exceptions import InsecureRequestWarning
 
 from .project import Project
 from .utils import (convert_deps_from_pip, convert_deps_to_pip, is_required_version,
-    proper_case, pep426_name, split_vcs, recase_file)
+    proper_case, pep423_name, split_vcs, recase_file)
 from .__version__ import __version__
 from . import pep508checker
 from .environments import PIPENV_COLORBLIND, PIPENV_NOSPIN, PIPENV_SHELL_COMPAT, PIPENV_VENV_IN_PROJECT
@@ -330,8 +330,8 @@ def parse_install_output(output):
         name = lines[0].split('(')[0]
         # Strip version specification. e.g. package; python-version=2.6
         name = name.split(';')[0]
-        # Standardize name to pep426.
-        name = pep426_name(name.strip())
+        # Standardize name to PEP 423.
+        name = pep423_name(name.strip())
 
         for line in lines:
             r = parse.parse('Saved {file}', line.strip())

pipenv/project.py

@@ -12,7 +12,7 @@ import delegator
 from requests.compat import OrderedDict
 
 from .utils import (format_toml, mkdir_p, convert_deps_from_pip,
-    pep426_name, recase_file)
+    pep423_name, recase_file)
 from .environments import PIPENV_MAX_DEPTH, PIPENV_VENV_IN_PROJECT
 
 
@@ -141,8 +141,8 @@ class Project(object):
             p_section = pfile.get(section, {})
 
             for key in list(p_section.keys()):
-                # Normalize key name to pep426.
-                norm_key = pep426_name(key)
+                # Normalize key name to PEP 423.
+                norm_key = pep423_name(key)
                 p_section[norm_key] = p_section.pop(key)
 
         return pfile
@@ -157,7 +157,7 @@ class Project(object):
             lock_section = lockfile.get(section, {})
 
             for key in list(lock_section.keys()):
-                norm_key = pep426_name(key)
+                norm_key = pep423_name(key)
                 lockfile[section][norm_key] = lock_section.pop(key)
 
         return lockfile
@@ -204,7 +204,7 @@ class Project(object):
         # Read and append Pipfile.
         p = self._pipfile
 
-        package_name = pep426_name(package_name)
+        package_name = pep423_name(package_name)
 
         key = 'dev-packages' if dev else 'packages'
 

pipenv/utils.py

@@ -168,8 +168,8 @@ def is_vcs(pipfile_entry):
     return False
 
 
-def pep426_name(name):
-    """Normalize package name to pep426 style standard."""
+def pep423_name(name):
+    """Normalize package name to PEP 423 style standard."""
     return name.lower().replace('_','-')