Cleanop old master references

Signed-off-by: Bernát Gábor <gaborjbernat@gmail.com>

docs/comparisons.md

@@ -52,10 +52,10 @@ None. Either one or the other should be used. These tools compete for a similar
 
 ### Migrating to pipx from pipsi
 
-After you have installed pipx, run [migrate_pipsi_to_pipx.py](https://raw.githubusercontent.com/pypa/pipx/master/scripts/migrate_pipsi_to_pipx.py). Why not do this with your new pipx installation?
+After you have installed pipx, run [migrate_pipsi_to_pipx.py](https://raw.githubusercontent.com/pypa/pipx/main/scripts/migrate_pipsi_to_pipx.py). Why not do this with your new pipx installation?
 
 ```
-pipx run https://raw.githubusercontent.com/pypa/pipx/master/scripts/migrate_pipsi_to_pipx.py
+pipx run https://raw.githubusercontent.com/pypa/pipx/main/scripts/migrate_pipsi_to_pipx.py
 ```
 
 ## pipx vs brew

docs/examples.md

@@ -19,7 +19,7 @@ pipx run BINARY  # latest version of binary is run with python3
 pipx run --spec PACKAGE==2.0.0 BINARY  # specific version of package is run
 pipx run --python 3.4 BINARY  # Installed and invoked with specific Python version
 pipx run --python 3.7 --spec PACKAGE=1.7.3 BINARY
-pipx run --spec git+https://url.git BINARY  # latest version on master is run
+pipx run --spec git+https://url.git BINARY  # latest version on default branch is run
 pipx run --spec git+https://url.git@branch BINARY
 pipx run --spec git+https://url.git@hash BINARY
 pipx run pycowsay moo

noxfile.py

@@ -80,12 +80,12 @@ def get_branch():
     )
 
 
-def on_master_no_changes(session):
+def on_main_no_changes(session):
     if has_changes():
         session.error("All changes must be committed or removed before publishing")
     branch = get_branch()
-    if branch != "master":
-        session.error(f"Must be on 'master' branch. Currently on {branch!r} branch")
+    if branch != "main":
+        session.error(f"Must be on 'main' branch. Currently on {branch!r} branch")
 
 
 @nox.session(python=PYTHON_ALL_VERSIONS)
@@ -193,7 +193,7 @@ def build(session):
 
 @nox.session(python=PYTHON_DEFAULT_VERSION)
 def publish(session):
-    on_master_no_changes(session)
+    on_main_no_changes(session)
     session.run("python", "-m", "pip", "install", "--upgrade", "pip")
     session.install("twine")
     build(session)
@@ -228,7 +228,7 @@ def watch_docs(session):
 
 @nox.session(python=PYTHON_DEFAULT_VERSION)
 def pre_release(session):
-    on_master_no_changes(session)
+    on_main_no_changes(session)
     session.run("python", "-m", "pip", "install", "--upgrade", "pip")
     session.install("mypy")
     if session.posargs:
@@ -246,7 +246,7 @@ def pre_release(session):
 
 @nox.session(python=PYTHON_DEFAULT_VERSION)
 def post_release(session):
-    on_master_no_changes(session)
+    on_main_no_changes(session)
     session.run("python", "-m", "pip", "install", "--upgrade", "pip")
     session.install("mypy")
     session.run("python", "scripts/pipx_postrelease.py")