Make sure user_supplied is propagated where needed

src/pip/_internal/cli/req_command.py

@@ -253,6 +253,7 @@ def make_resolver(
         """
         make_install_req = partial(
             install_req_from_req_string,
+            user_supplied=False,  # dependencies are not user supplied
             isolated=options.isolated_mode,
             use_pep517=use_pep517,
         )
@@ -308,26 +309,29 @@ def get_requirements(
                     session=session):
                 req_to_add = install_req_from_parsed_requirement(
                     parsed_req,
+                    user_supplied=False,
                     isolated=options.isolated_mode,
                 )
-                req_to_add.user_supplied = False
                 requirements.append(req_to_add)
 
         for req in args:
             req_to_add = install_req_from_line(
-                req, None, isolated=options.isolated_mode,
+                req,
+                comes_from=None,
+                user_supplied=True,
+                isolated=options.isolated_mode,
                 use_pep517=options.use_pep517,
             )
-            req_to_add.user_supplied = True
             requirements.append(req_to_add)
 
         for req in options.editables:
             req_to_add = install_req_from_editable(
                 req,
+                comes_from=None,
+                user_supplied=True,
                 isolated=options.isolated_mode,
                 use_pep517=options.use_pep517,
             )
-            req_to_add.user_supplied = True
             requirements.append(req_to_add)
 
         # NOTE: options.require_hashes may be set if --require-hashes is True
@@ -337,10 +341,10 @@ def get_requirements(
                     finder=finder, options=options, session=session):
                 req_to_add = install_req_from_parsed_requirement(
                     parsed_req,
+                    user_supplied=True,
                     isolated=options.isolated_mode,
                     use_pep517=options.use_pep517
                 )
-                req_to_add.user_supplied = True
                 requirements.append(req_to_add)
 
         # If any requirement has hash options, enable hash checking.

src/pip/_internal/operations/freeze.py

@@ -116,11 +116,15 @@ def freeze(
                             line = line[len('--editable'):].strip().lstrip('=')
                         line_req = install_req_from_editable(
                             line,
+                            comes_from=None,
+                            user_supplied=False,  # actually we don't know
                             isolated=isolated,
                         )
                     else:
                         line_req = install_req_from_line(
                             COMMENT_RE.sub('', line).strip(),
+                            comes_from=None,
+                            user_supplied=False,  # actually we don't know
                             isolated=isolated,
                         )
 

src/pip/_internal/req/constructors.py

@@ -218,7 +218,8 @@ def parse_req_from_editable(editable_req):
 
 def install_req_from_editable(
     editable_req,  # type: str
-    comes_from=None,  # type: Optional[Union[InstallRequirement, str]]
+    comes_from,  # type: Optional[Union[InstallRequirement, str]]
+    user_supplied,  # type: bool
     use_pep517=None,  # type: Optional[bool]
     isolated=False,  # type: bool
     options=None,  # type: Optional[Dict[str, Any]]
@@ -231,6 +232,7 @@ def install_req_from_editable(
     return InstallRequirement(
         parts.requirement,
         comes_from=comes_from,
+        user_supplied=user_supplied,
         editable=True,
         link=parts.link,
         constraint=constraint,
@@ -379,7 +381,8 @@ def with_source(text):
 
 def install_req_from_line(
     name,  # type: str
-    comes_from=None,  # type: Optional[Union[str, InstallRequirement]]
+    comes_from,  # type: Optional[Union[str, InstallRequirement]]
+    user_supplied,  # type: bool
     use_pep517=None,  # type: Optional[bool]
     isolated=False,  # type: bool
     options=None,  # type: Optional[Dict[str, Any]]
@@ -396,8 +399,13 @@ def install_req_from_line(
     parts = parse_req_from_line(name, line_source)
 
     return InstallRequirement(
-        parts.requirement, comes_from, link=parts.link, markers=parts.markers,
-        use_pep517=use_pep517, isolated=isolated,
+        parts.requirement,
+        comes_from=comes_from,
+        user_supplied=user_supplied,
+        link=parts.link,
+        markers=parts.markers,
+        use_pep517=use_pep517,
+        isolated=isolated,
         install_options=options.get("install_options", []) if options else [],
         global_options=options.get("global_options", []) if options else [],
         hash_options=options.get("hashes", {}) if options else {},
@@ -408,7 +416,8 @@ def install_req_from_line(
 
 def install_req_from_req_string(
     req_string,  # type: str
-    comes_from=None,  # type: Optional[InstallRequirement]
+    comes_from,  # type: Optional[InstallRequirement]
+    user_supplied,  # type: bool
     isolated=False,  # type: bool
     use_pep517=None  # type: Optional[bool]
 ):
@@ -432,19 +441,25 @@ def install_req_from_req_string(
         )
 
     return InstallRequirement(
-        req, comes_from, isolated=isolated, use_pep517=use_pep517
+        req,
+        comes_from=comes_from,
+        user_supplied=user_supplied,
+        isolated=isolated,
+        use_pep517=use_pep517,
     )
 
 
 def install_req_from_parsed_requirement(
     parsed_req,  # type: ParsedRequirement
+    user_supplied,  # type: bool
     isolated=False,  # type: bool
     use_pep517=None  # type: Optional[bool]
 ):
     # type: (...) -> InstallRequirement
     if parsed_req.is_editable:
         req = install_req_from_editable(
             parsed_req.requirement,
+            user_supplied=user_supplied,
             comes_from=parsed_req.comes_from,
             use_pep517=use_pep517,
             constraint=parsed_req.constraint,
@@ -454,6 +469,7 @@ def install_req_from_parsed_requirement(
     else:
         req = install_req_from_line(
             parsed_req.requirement,
+            user_supplied=user_supplied,
             comes_from=parsed_req.comes_from,
             use_pep517=use_pep517,
             isolated=isolated,

src/pip/_internal/req/req_install.py

@@ -101,6 +101,7 @@ def __init__(
         self,
         req,  # type: Optional[Requirement]
         comes_from,  # type: Optional[Union[str, InstallRequirement]]
+        user_supplied,  # type: bool
         editable=False,  # type: bool
         link=None,  # type: Optional[Link]
         markers=None,  # type: Optional[Marker]
@@ -174,7 +175,7 @@ def __init__(
         # User supplied requirement are explicitly requested for installation
         # by the user via CLI arguments or requirements files, as opposed to,
         # e.g. dependencies, extras or constraints.
-        self.user_supplied = False
+        self.user_supplied = user_supplied
 
         # Set by the legacy resolver when the requirement has been downloaded
         # TODO: This introduces a strong coupling between the resolver and the

src/pip/_internal/resolution/resolvelib/candidates.py

@@ -47,6 +47,7 @@ def make_install_req_from_link(link, parent):
         line = link.url
     ireq = install_req_from_line(
         line,
+        user_supplied=parent.user_supplied,
         comes_from=parent.comes_from,
         use_pep517=parent.use_pep517,
         isolated=parent.isolated,
@@ -68,6 +69,7 @@ def make_install_req_from_editable(link, parent):
     assert parent.editable, "parent not editable"
     return install_req_from_editable(
         link.url,
+        user_supplied=parent.user_supplied,
         comes_from=parent.comes_from,
         use_pep517=parent.use_pep517,
         isolated=parent.isolated,
@@ -91,6 +93,7 @@ def make_install_req_from_dist(dist, parent):
         line = "{}=={}".format(project_name, dist.parsed_version)
     ireq = install_req_from_line(
         line,
+        user_supplied=parent.user_supplied,
         comes_from=parent.comes_from,
         use_pep517=parent.use_pep517,
         isolated=parent.isolated,

src/pip/_internal/resolution/resolvelib/factory.py

@@ -176,7 +176,9 @@ def make_requirement_from_install_req(self, ireq):
 
     def make_requirement_from_spec(self, specifier, comes_from):
         # type: (str, InstallRequirement) -> Requirement
-        ireq = self._make_install_req_from_spec(specifier, comes_from)
+        ireq = self._make_install_req_from_spec(
+            specifier, comes_from
+        )
         return self.make_requirement_from_install_req(ireq)
 
     def make_requires_python_requirement(self, specifier):