Bump min Python version from 3.5.4 to 3.7.2

Author: c0llab0rat0r

Diff for: .travis.yml

@@ -1,15 +1,14 @@
 # Config file for automatic testing at travis-ci.com
 
 language: python
-dist: bionic
+dist: focal
 
 matrix:
    include:
-      - python: "3.6"
       - python: "3.7"
       - python: "3.8"
       - python: "3.9"
-      - python: "pypy3"  # Python 3.6.12-7.3.3 as of April 2021
+      # - python: "pypy3"  travis doesn't support pypy on Python 3.7 yet
       - python: "3.9"
         env: IPFS_VERSION=compat
       - python: "3.9"
@@ -20,14 +19,14 @@ matrix:
       - python: "3.9"
         env: TOXENV=typeck
         before_install: ":"
-     
+
       # Testing on macOS/Darwin tends to be much slower so only test the bare minimum
       #
       # When changing any version here also update the relevant checksum below with
       # the values found on the https://python.org/ website.
       - os: osx
         language: shell
-        env: PYTHON_VERSION=3.6.8-macosx10.9
+        env: PYTHON_VERSION=3.7.9-macosx10.9
       - os: osx
         language: shell
         env: PYTHON_VERSION=3.9.0-macosx10.9
@@ -110,7 +109,7 @@ install:
       
       ### ====== MODIFY THIS WHEN CHANGING MACOS PYTHON TEST VERSIONS ====== ###
       case "${PYTHON_VERSION}" in
-         3.6.8-macosx10.9) MD5_MACOS="786c4d9183c754f58751d52f509bc971" ;;
+         3.7.9-macosx10.9) MD5_MACOS="4b544fc0ac8c3cffdb67dede23ddb79e" ;;
          3.9.0-macosx10.9) MD5_MACOS="16ca86fa3467e75bade26b8a9703c27f" ;;
       esac
       ### ------------------------------ END ------------------------------- ###

Diff for: ipfshttpclient/client/__init__.py

@@ -21,6 +21,7 @@
 VERSION_BLACKLIST = []
 VERSION_MAXIMUM   = "0.9.0"
 
+from . import base
 from . import bitswap
 from . import block
 from . import bootstrap

Diff for: ipfshttpclient/filescanner.py

@@ -18,20 +18,14 @@
 # This will get inlined if/when PyCharm no longer flags typing.AnyStr.
 AnyStr = ty.TypeVar('AnyStr', bytes, str)
 
-if sys.version_info >= (3, 7):  #PY37+
-	re_pattern_type = re.Pattern
-	if ty.TYPE_CHECKING:
-		re_pattern_t = re.Pattern[AnyStr]
-	else:
-		re_pattern_t = re.Pattern
-else:  #PY36-
-	re_pattern_t = re_pattern_type = type(re.compile(""))
-
+if ty.TYPE_CHECKING:
+	re_pattern_t = re.Pattern[AnyStr]
+else:
+	re_pattern_t = re.Pattern
 
 # Windows does not have os.O_DIRECTORY
 O_DIRECTORY: int = getattr(os, "O_DIRECTORY", 0)
 
-
 # Neither Windows nor MacOS have os.fwalk even through Python 3.9
 HAVE_FWALK: bool = hasattr(os, "fwalk")
 HAVE_FWALK_BYTES = HAVE_FWALK and sys.version_info >= (3, 7)
@@ -483,7 +477,7 @@ def _matcher_from_spec(spec: match_spec_t[AnyStr], *,
 
 def _recursive_matcher_from_spec(spec: match_spec_t[AnyStr], *,
                                  period_special: bool = True) -> Matcher[AnyStr]:
-	if isinstance(spec, re_pattern_type):
+	if isinstance(spec, re.Pattern):
 		return ReMatcher(spec)
 	elif isinstance(spec, (str, bytes)):
 		return GlobMatcher(spec, period_special=period_special)
@@ -584,8 +578,6 @@ def __init__(
 			os.stat(directory_str)
 
 			# … and possibly open it as a FD if this is supported by the platform
-			#
-			# Note: `os.fwalk` support for binary paths was only added in 3.7+.
 			directory_str_or_fd: ty.Union[AnyStr, int] = directory_str
 			if HAVE_FWALK and (not isinstance(directory_str, bytes) or HAVE_FWALK_BYTES):
 				fd = os.open(directory_str, os.O_RDONLY | O_DIRECTORY)

Diff for: ipfshttpclient/http.py

@@ -30,4 +30,4 @@
 	except ImportError:  # pragma: no cover
 		from . import http_httpx as _backend
 
-ClientSync = _backend.ClientSync
+ClientSync = _backend.ClientSync

Diff for: ipfshttpclient/http_common.py

@@ -639,7 +639,7 @@ def download(
 		args
 			Positional parameters to be sent along with the HTTP request
 		opts
-			Query string paramters to be sent along with the HTTP request
+			Query string parameters to be sent along with the HTTP request
 		compress
 			Whether the downloaded file should be GZip compressed by the
 			daemon before being sent to the client

Diff for: ipfshttpclient/multipart.py

@@ -397,6 +397,7 @@ def __init__(self, directory: ty.Union[ty.AnyStr, utils.PathLike[ty.AnyStr], int
 
 		# Figure out the absolute path of the directory added
 		self.abspath = None
+		
 		if not isinstance(directory, int):
 			self.abspath = os.path.abspath(directory)
 

Diff for: pyproject.toml

@@ -15,10 +15,8 @@ description-file = "README.md"
 # Notes: `typing.NoReturn` was introduced post-release in Python 3.5.4 and 3.6.2 and had
 #        a critical bug (https://bugs.python.org/issue34921) in 3.7.0 to 3.7.1. So the
 #        compatible versions below reflect the range of Python versions with working
-#        `typing.NoReturn` function signature support. (Also, many other `typing` module
-#        items were only introduced post-release in 3.6 and version restrictions on these
-#	     versions ensure that those are all available as well.)
-requires-python = ">=3.6.2,!=3.7.0,!=3.7.1"
+#        `typing.NoReturn` function signature support.
+requires-python = ">=3.7.2"
 requires = [
 	"multiaddr (>=0.0.7)",
 	"requests (>=2.11)"
@@ -43,12 +41,10 @@ classifiers = [
 	# Specify the Python versions you support here. In particular, ensure
 	# that you indicate whether you support Python 2, Python 3 or both.
 	"Programming Language :: Python :: 3 :: Only",
-	"Programming Language :: Python :: 3.6",
 	"Programming Language :: Python :: 3.7",
 	"Programming Language :: Python :: 3.8",
 	"Programming Language :: Python :: 3.9",
 ]
 
 [tool.flit.metadata.urls]
 Documentation = "https://ipfs.io/ipns/12D3KooWEqnTdgqHnkkwarSrJjeMP2ZJiADWLYADaNvUb6SQNyPF/docs/"
-