requirements command improvements, fixes issue 5755.

pipenv/cli/command.py

@@ -1,5 +1,4 @@
 import os
-import re
 import sys
 
 from pipenv import environments
@@ -23,7 +22,6 @@
     upgrade_options,
     verbose_option,
 )
-from pipenv.utils.dependencies import get_lockfile_section_using_pipfile_category
 from pipenv.utils.environment import load_dot_env
 from pipenv.utils.processes import subprocess_run
 from pipenv.vendor import click
@@ -780,40 +778,17 @@ def verify(state):
 def requirements(
     state, dev=False, dev_only=False, hash=False, exclude_markers=False, categories=""
 ):
-    from pipenv.utils.dependencies import convert_deps_to_pip
+    from pipenv.routines.requirements import generate_requirements
 
-    lockfile = state.project.load_lockfile(expand_env_vars=False)
-
-    for i, package_index in enumerate(lockfile["_meta"]["sources"]):
-        prefix = "-i" if i == 0 else "--extra-index-url"
-        echo(" ".join([prefix, package_index["url"]]))
-
-    deps = {}
-    categories_list = re.split(r", *| ", categories) if categories else []
-
-    if categories_list:
-        for category in categories_list:
-            category = get_lockfile_section_using_pipfile_category(category.strip())
-            deps.update(lockfile.get(category, {}))
-    else:
-        if dev or dev_only:
-            deps.update(lockfile["develop"])
-        if not dev_only:
-            deps.update(lockfile["default"])
-
-    pip_deps = convert_deps_to_pip(
-        deps,
-        project=None,
-        include_index=False,
+    generate_requirements(
+        project=state.project,
+        dev=dev,
+        dev_only=dev_only,
         include_hashes=hash,
         include_markers=not exclude_markers,
+        categories=categories,
     )
 
-    for d in pip_deps:
-        echo(d)
-
-    sys.exit(0)
-
 
 if __name__ == "__main__":
     cli()

pipenv/routines/requirements.py

@@ -0,0 +1,78 @@
+import re
+import sys
+
+from pipenv.utils.dependencies import get_lockfile_section_using_pipfile_category
+from pipenv.vendor import click
+
+
+def requirements_from_deps(deps, include_hashes=True, include_markers=True):
+    pip_packages = []
+
+    for package_name, package_info in deps.items():
+        # Handling git repositories
+        if "git" in package_info:
+            git = package_info["git"]
+            ref = package_info.get("ref", "")
+            extras = (
+                "[{}]".format(",".join(package_info.get("extras", [])))
+                if "extras" in package_info
+                else ""
+            )
+            pip_package = f"{package_name}{extras} @ git+{git}@{ref}"
+        else:
+            # Handling packages with hashes and markers
+            version = package_info.get("version", "").replace("==", "")
+            hashes = (
+                " --hash={}".format(" --hash=".join(package_info["hashes"]))
+                if include_hashes and "hashes" in package_info
+                else ""
+            )
+            markers = (
+                "; {}".format(package_info["markers"])
+                if include_markers and "markers" in package_info
+                else ""
+            )
+            pip_package = f"{package_name}=={version}{hashes}{markers}"
+
+        # Append to the list
+        pip_packages.append(pip_package)
+
+    # pip_packages contains the pip-installable lines
+    return pip_packages
+
+
+def generate_requirements(
+    project,
+    dev=False,
+    dev_only=False,
+    include_hashes=False,
+    include_markers=True,
+    categories="",
+):
+    lockfile = project.load_lockfile(expand_env_vars=False)
+
+    for i, package_index in enumerate(lockfile["_meta"]["sources"]):
+        prefix = "-i" if i == 0 else "--extra-index-url"
+        click.echo(" ".join([prefix, package_index["url"]]))
+
+    deps = {}
+    categories_list = re.split(r", *| ", categories) if categories else []
+
+    if categories_list:
+        for category in categories_list:
+            category = get_lockfile_section_using_pipfile_category(category.strip())
+            deps.update(lockfile.get(category, {}))
+    else:
+        if dev or dev_only:
+            deps.update(lockfile["develop"])
+        if not dev_only:
+            deps.update(lockfile["default"])
+
+    pip_installable_lines = requirements_from_deps(
+        deps, include_hashes=include_hashes, include_markers=include_markers
+    )
+
+    for line in pip_installable_lines:
+        click.echo(line)
+
+    sys.exit(0)