After test python-magic is required on Windows in addition to python-magic-bin, so remove the 'Linux only' marker

poetry.lock

@@ -208,7 +208,6 @@ pyasn1 = ">=0.4.6,<0.5.0"
 [[package]]
 category = "main"
 description = "File type identification using libmagic"
-marker = "platform_system == \"Linux\""
 name = "python-magic"
 optional = false
 python-versions = "*"

pyproject.toml

@@ -27,7 +27,7 @@ google-auth-httplib2 = "^0.0.3"
 google-auth-oauthlib = "^0.2.0"
 httplib2 = "^0.12.1"
 oauthlib = "^2.1.0"
-python-magic = { version = "^0.4.15", markers = "platform_system == 'Linux'" }
+python-magic = "^0.4.15"
 python-magic-bin = { version = "^0.4.14", markers = "platform_system == 'Windows'" }
 requests = "^2.18.4"
 requests-oauthlib = "^0.8.0"

requirements.txt

@@ -88,7 +88,7 @@ pyasn1-modules==0.2.8 \
     --hash=sha256:426edb7a5e8879f1ec54a1864f16b882c2837bfd06eee62f2c982315ee2473ed \
     --hash=sha256:cbac4bc38d117f2a49aeedec4407d23e8866ea4ac27ff2cf7fb3e5b570df19e0 \
     --hash=sha256:c29a5e5cc7a3f05926aff34e097e84f8589cd790ce0ed41b67aed6857b26aafd
-python-magic==0.4.15; platform_system == "Linux" \
+python-magic==0.4.15 \
     --hash=sha256:f3765c0f582d2dfc72c15f3b5a82aecfae9498bd29ca840d72f37d7bd38bfcd5 \
     --hash=sha256:f2674dcfad52ae6c49d4803fa027809540b130db1dec928cfbb9240316831375
 python-magic-bin==0.4.14; platform_system == "Windows" \