diff env/lib/python3.7/site-packages/click/_unicodefun.py @ 5:9b1c78e6ba9c draft default tip

"planemo upload commit 6c0a8142489327ece472c84e558c47da711a9142"

--- a/env/lib/python3.7/site-packages/click/_unicodefun.py	Thu May 14 16:47:39 2020 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,131 +0,0 @@
-import codecs
-import os
-import sys
-
-from ._compat import PY2
-
-
-def _find_unicode_literals_frame():
-    import __future__
-
-    if not hasattr(sys, "_getframe"):  # not all Python implementations have it
-        return 0
-    frm = sys._getframe(1)
-    idx = 1
-    while frm is not None:
-        if frm.f_globals.get("__name__", "").startswith("click."):
-            frm = frm.f_back
-            idx += 1
-        elif frm.f_code.co_flags & __future__.unicode_literals.compiler_flag:
-            return idx
-        else:
-            break
-    return 0
-
-
-def _check_for_unicode_literals():
-    if not __debug__:
-        return
-
-    from . import disable_unicode_literals_warning
-
-    if not PY2 or disable_unicode_literals_warning:
-        return
-    bad_frame = _find_unicode_literals_frame()
-    if bad_frame <= 0:
-        return
-    from warnings import warn
-
-    warn(
-        Warning(
-            "Click detected the use of the unicode_literals __future__"
-            " import. This is heavily discouraged because it can"
-            " introduce subtle bugs in your code. You should instead"
-            ' use explicit u"" literals for your unicode strings. For'
-            " more information see"
-            " https://click.palletsprojects.com/python3/"
-        ),
-        stacklevel=bad_frame,
-    )
-
-
-def _verify_python3_env():
-    """Ensures that the environment is good for unicode on Python 3."""
-    if PY2:
-        return
-    try:
-        import locale
-
-        fs_enc = codecs.lookup(locale.getpreferredencoding()).name
-    except Exception:
-        fs_enc = "ascii"
-    if fs_enc != "ascii":
-        return
-
-    extra = ""
-    if os.name == "posix":
-        import subprocess
-
-        try:
-            rv = subprocess.Popen(
-                ["locale", "-a"], stdout=subprocess.PIPE, stderr=subprocess.PIPE
-            ).communicate()[0]
-        except OSError:
-            rv = b""
-        good_locales = set()
-        has_c_utf8 = False
-
-        # Make sure we're operating on text here.
-        if isinstance(rv, bytes):
-            rv = rv.decode("ascii", "replace")
-
-        for line in rv.splitlines():
-            locale = line.strip()
-            if locale.lower().endswith((".utf-8", ".utf8")):
-                good_locales.add(locale)
-                if locale.lower() in ("c.utf8", "c.utf-8"):
-                    has_c_utf8 = True
-
-        extra += "\n\n"
-        if not good_locales:
-            extra += (
-                "Additional information: on this system no suitable"
-                " UTF-8 locales were discovered. This most likely"
-                " requires resolving by reconfiguring the locale"
-                " system."
-            )
-        elif has_c_utf8:
-            extra += (
-                "This system supports the C.UTF-8 locale which is"
-                " recommended. You might be able to resolve your issue"
-                " by exporting the following environment variables:\n\n"
-                "    export LC_ALL=C.UTF-8\n"
-                "    export LANG=C.UTF-8"
-            )
-        else:
-            extra += (
-                "This system lists a couple of UTF-8 supporting locales"
-                " that you can pick from. The following suitable"
-                " locales were discovered: {}".format(", ".join(sorted(good_locales)))
-            )
-
-        bad_locale = None
-        for locale in os.environ.get("LC_ALL"), os.environ.get("LANG"):
-            if locale and locale.lower().endswith((".utf-8", ".utf8")):
-                bad_locale = locale
-            if locale is not None:
-                break
-        if bad_locale is not None:
-            extra += (
-                "\n\nClick discovered that you exported a UTF-8 locale"
-                " but the locale system could not pick up from it"
-                " because it does not exist. The exported locale is"
-                " '{}' but it is not supported".format(bad_locale)
-            )
-
-    raise RuntimeError(
-        "Click will abort further execution because Python 3 was"
-        " configured to use ASCII as encoding for the environment."
-        " Consult https://click.palletsprojects.com/python3/ for"
-        " mitigation steps.{}".format(extra)
-    )