add alternative bin search path in case of conda env under windows

src/poetry/utils/env.py

@@ -1073,6 +1073,7 @@ class Env:
  def __init__(self, path: Path, base: Optional[Path] = None) -> None:
  self._is_windows = sys.platform == "win32"
  self._is_mingw = sysconfig.get_platform().startswith("mingw")
+ self._is_conda = bool(os.environ.get("CONDA_DEFAULT_ENV"))
 
  if not self._is_windows or self._is_mingw:
  bin_dir = "bin"
@@ -1134,9 +1135,14 @@ def parent_env(self) -> "GenericEnv":
  return GenericEnv(self.base, child_env=self)
 
  def find_executables(self) -> None:
+ if self._is_windows and self._is_conda:
+ python_bin_dir = self._bin_dir.parent
+ else:
+ python_bin_dir = self._bin_dir
+
  python_executables = sorted(
  p.name
- for p in self._bin_dir.glob("python*")
+ for p in python_bin_dir.glob("python*")
  if re.match(r"python(?:\d+(?:\.\d+)?)?(?:\.exe)?$", p.name)
  )
  if python_executables:
@@ -1408,6 +1414,8 @@ def _bin(self, bin: str) -> str:
 
  if bin_path.exists():
  return str(bin_path)
+ elif Path(self._bin_dir.parent / (bin + ".exe")).exists():
+ return str(Path(self._bin_dir.parent / (bin + ".exe")))
 
  return bin