Remove mentions of Py2.7 from docs

docs/dependency-specification.md

@@ -212,12 +212,12 @@ You can also specify that a dependency should be installed only for specific Pyt
 
 ```toml
 [tool.poetry.dependencies]
-pathlib2 = { version = "^2.2", python = "~2.7" }
+tomli = { version = "^2.0.1", python = "<3.11" }
 ```
 
 ```toml
 [tool.poetry.dependencies]
-pathlib2 = { version = "^2.2", python = "~2.7 || ^3.2" }
+pathlib2 = { version = "^2.2", python = "^3.2" }
 ```
 
 ## Using environment markers
@@ -228,7 +228,7 @@ via the `markers` property:
 
 ```toml
 [tool.poetry.dependencies]
-pathlib2 = { version = "^2.2", markers = "python_version ~= '2.7' or sys_platform == 'win32'" }
+pathlib2 = { version = "^2.2", markers = "python_version <= '3.4' or sys_platform == 'win32'" }
 ```
 
 ## Multiple constraints dependencies
@@ -243,7 +243,7 @@ you would declare it like so:
 ```toml
 [tool.poetry.dependencies]
 foo = [
-    {version = "<=1.9", python = "^2.7"},
+    {version = "<=1.9", python = "^3.6"},
     {version = "^2.0", python = "^3.8"}
 ]
 ```

docs/managing-environments.md

@@ -41,6 +41,10 @@ poetry install
 ```
 {{% /note %}}
 
+{{% note %}}
+Since version 1.2, Poetry no longer supports managing environments for Python 2.7. 
+{{% /note %}}
+
 ## Switching between environments
 
 Sometimes this might not be feasible for your system, especially Windows where `pyenv`
@@ -114,7 +118,6 @@ poetry env list
 will output something like the following:
 
 ```text
-test-O3eWbxRl-py2.7
 test-O3eWbxRl-py3.6
 test-O3eWbxRl-py3.7 (Activated)
 ```

docs/plugins.md

@@ -38,7 +38,7 @@ version = "1.0.0"
 
 # ...
 [tool.poetry.dependencies]
-python = "~2.7 || ^3.7"
+python = "^3.7"
 poetry = "^1.0"
 
 [tool.poetry.plugins."poetry.plugin"]

docs/pyproject.md

@@ -344,7 +344,7 @@ mandatory = "^1.0"
 
 # A list of all of the optional dependencies, some of which are included in the
 # below `extras`. They can be opted into by apps.
-psycopg2 = { version = "^2.7", optional = true }
+psycopg2 = { version = "^2.9", optional = true }
 mysqlclient = { version = "^1.3", optional = true }
 
 [tool.poetry.extras]

src/poetry/utils/env.py

@@ -4,6 +4,7 @@
 import hashlib
 import itertools
 import json
+import logging
 import os
 import platform
 import re
@@ -38,6 +39,7 @@
 from poetry.core.utils.helpers import temporary_directory
 from virtualenv.seed.wheels.embed import get_embed_wheel
 
+from poetry.exceptions import PoetryException
 from poetry.locations import CACHE_DIR
 from poetry.utils._compat import decode
 from poetry.utils._compat import encode
@@ -52,6 +54,7 @@
     from cleo.io.io import IO
     from poetry.core.version.markers import BaseMarker
 
+logger = logging.getLogger(__name__)
 
 P = TypeVar("P", bound=Poetry)
 
@@ -1637,9 +1640,12 @@ def get_pip_command(self, embedded: bool = False) -> list[str]:
         ]
 
     def get_supported_tags(self) -> list[Tag]:
-        output = self.run_python_script(GET_SYS_TAGS)
+        if self.get_version_info() < (3, 0, 0):
+            raise PoetryException("Poetry does not support python 2.7 environments")
+        else:
+            output = self.run_python_script(GET_SYS_TAGS)
 
-        return [Tag(*t) for t in json.loads(output)]
+            return [Tag(*t) for t in json.loads(output)]
 
     def get_marker_env(self) -> dict[str, Any]:
         output = self.run_python_script(GET_ENVIRONMENT_INFO)